Who doesn't dream of spacious housing? Even the owners big houses They often want to have even larger properties, to say nothing of the inhabitants of small dwellings who really do not have enough space. Building an extension to an already used house perfectly solves this problem. The fastest and budget option are wooden extensions based on a frame. They are valued for their ease of construction, as well as for their convenience and comfort.
They are especially suitable for houses built from various types tree or . Such structures can be successfully combined with any type of housing. Thanks to simple and original technology, you can expand your home. Such actions are usually taken to arrange another room, utility room, for expansion or a large comfortable bathroom. Or maybe it will be a wonderful, roomy room where the whole family can gather so comfortably?
Simple lintels and racks are made from ordinary boards. They are also used to outline future and extensions. The thickness of the racks and the layer must be equal. The width of the step between the individual racks depends on the width of the insulation.
For example, if we are making an extension to wooden house in the north of the country, it is recommended not to be thinner than 15 cm. This means that the estimated size of the lumber should be 0.15 m by 0.15 or 0.10 m. The pitch is approximately 0.6 m, since the insulation board has a thickness of 0.6 m.
Purpose of extensions
Living room
An extension to a house made of timber for a living room is reminiscent of the actual construction of a standard residential building, only of reduced size. This is explained by the fact that the work will also require reliable insulation and high-quality insulation of all walls and surfaces of the room. This applies to the floor and walls. The foundation must also be solid to prevent the appearance of dampness in the new room.
Particular attention should be paid to proper waterproofing and quality. The choice of foundation should also be approached with all responsibility.
Step-by-step instruction
Strip foundation
Frame walls
Let's consider the production technology of frame-frame type walls. For this you will need:
- floor beams 0.10x0.15 m;
- wooden beams 0.15x0.15 m;
- anchor bolts, self-tapping screws;
- adhesive-sealant for wooden products.
Exist different technologies roof equipment. Those wishing to make a frame extension often prefer the option of a pitched roof. A similar structure is made from rafters, and it is important to choose the right angle slope.
The slope of the corner can be 25-300: having marked it, a horizontal line is drawn on the surface of the main wall.
A block is fixed along this line, which will support the upper part of the rafter. And the end of the wall, or beams from already made frame floor, will become the lower support of the rafters. It should protrude about 30 cm beyond the lower support - this will prevent precipitation from falling on the walls of the building. For installation of rafters, galvanized steel corners are used.
More than possible difficult option attaching a frame extension by hand: in the video you can find an option in which the roof slope of the main house is directed towards the built extension. In this case, there will simply be nothing to fix the extension beam to. You will have to remove part of the roof from the lower row of roofs, and after that use the exposed beams in the work.
Such projects are used to increase living space, improve appearance and expanding the basic functionality of the building. At the same time, it is extremely important to carefully study what a high-quality extension to a wooden house is. Projects should be designed taking into account the complexity of their implementation. To do this, you will have to familiarize yourself with the features construction technologies. With the help of this article, making the right decision will be much easier. Go!
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Extension to the house: options, photos of successful projects, formulation of general requirements
This photo clearly explains the convention of the name. A large extension to a wooden house can significantly improve the original technical and aesthetic characteristics. The main thing is that there are enough sizes for large-scale plans. Of course, we must not forget about the financial and time components of the project.
Something to remember! It is better to complete the construction of such structures in one warm season. Otherwise, there will be additional costs for winter conservation. Accurate planning will help you save money at several stages. In particular, wholesale purchases of the necessary basic and finishing materials will be useful.
To build an extension with your own hands, you need to realistically assess your own strengths. The most complex work operations can be entrusted to specialized specialists. But even in this case, your own knowledge will be useful for carefully monitoring the performers.
For your information! It's better to hire professionals highly qualified. Slave labor was abolished due to lack of efficiency. Involving relatives and other dubious helpers may result in unexpected additional costs of materials, time and money.
In any case, the target task should be correctly formulated in order to accurately create a set of design documentation. The house extension projects discussed below will help you make the right decision. When studying in detail, pay attention to the nuances that are important to you. Remember that these examples can be used in various combinations to successfully meet individual needs.
A universal solution to various problems with the addition of a veranda to a wooden house
How to add a garage to a house: features of technical premises
It is better to place the appropriate layers on the outside. This prevents the dew point from moving towards the room and prevents moisture from penetrating into the walls. In such places it is better to use foamed polymer boards, which do not need to be additionally protected from water.
The following table provides data that will help you make the correct calculation taking into account the temperature conditions in a certain region:
| Wall thickness, cm | Weight 1 sq.m. structures, kg | Material consumption per 1 sq. m. walls | Permissible outside air temperature, °C | Notes | ||
| Brick, pcs. | Masonry mortar, l | Piece of construction mixture, l | ||||
| Clay brick (silicate and ordinary) with a volumetric mass of 1900 kg per 1 cubic meter. | ||||||
| 25 | 480 | 102 | 65 | 25 | -3 | |
| 51 | 950 | 204 | 127 | 25 | -20 | |
| 770 | 1410 | 308 | 193 | 25 | -40 | |
| 42 | 720 | 152 | 85 | 50 | -20 | |
| 55 | 950 | 204 | 117 | 50 | -33 | |
| 68 | 1190 | 256 | 150 | 50 | -40 | |
| Multi-hole brick (effective) with a volumetric mass of 1300 kg per 1 cubic meter. | ||||||
| 25 | 350 | 103 | 50 | 25 | -7 | Solid masonry, interior plaster, external jointing |
| 38 | 520 | 154 | 76 | 25 | -21 | |
| 64 | 860 | 259 | 128 | 25 | -48 | |
| 42 | 530 | 154 | 66 | 50 | -30 | Air gap, external and internal plaster |
| 68 | 870 | 259 | 118 | 50 | -55 | |
Use this information when selecting materials. The final cost of the project depends on many factors. Sometimes it is more profitable to make a large initial investment but reduce operating costs.
Such solutions are used at a high level groundwater and on soft soils if significant loads are expected. A rigid connection to the main foundation is not made.
The video below shows how to pour the foundation for an extension to a house:
Similar materials are not difficult to find when choosing another technology.
How to make an extension roof without mistakes
In this case, the supports of the additional part of the structure perform the main load-bearing functions. This example shows a small angle of inclination of the slopes. This means that in winter time the significant weight of the snow cover will have to be taken into account. The corresponding loads must be taken into account when calculating the truss structure and when choosing materials for the surface.
Important! The above examples can be applied in practice if a rigid connection of the foundations is ensured. Otherwise, the roof of the extension to a wooden house is made independent of the main structure.
Building an extension to the house with your own hands: step-by-step instructions with important notes
| Photo | How to add an extension to a house. Main stages of work with comments | |
 | Project basis – an old house with slate roof. The entrance part consisted of a “dressing room”, which had dubious aesthetic and insufficient insulating characteristics. | |
 | After inspecting the property, a decision was made to build an extension to a wooden house using frame technology. For this lightweight one-story structure, the load capacity of a strip foundation is sufficient. | |
 | In accordance with the plan, they dig a trench and install it from boards. Transverse jumpers (1) are installed in the upper part to maintain the integrity of the structure after pouring | |
 | Install inside (diameter 8-12 mm). To fasten the rods, you can use wire or special plastic clamps. | |
 | After pouring the building mixture, protruding parts (M12) should remain on the surface. They are useful for a rigid connection with the walls of an extension to a wooden house. | |
 | After the mixture has completely hardened, the formwork is carefully removed. The exact time depends on the external temperature conditions, percentage and component parameters. | |
 | Please note that at the stage of preparation for pouring, special pipes are installed for the subsequent laying of electrical cables, plumbing, and other utility networks. In this project, holes were made in all foundation walls for space under the wooden floor. | |
 | Not only the contour is concreted, but also separate areas for mounting supports, a fireplace, and other heavy equipment. A similar technology with reinforcement is used. | |
 | Through a layer of roofing felt on strip foundation install support boards. Their reliable fixation is ensured by anchors. Next, the ribs of the transverse joists are mounted. | |
 plywood | The wall frame is installed sequentially. To maintain the vertical position of these elements, temporary supports are used. | |
 | Here the walls are installed on all sides, which creates a closed contour of a full-fledged living space. | |
 | At the next stage, the truss structure is installed. The photo shows that the author delayed the implementation of the project, so the installation had to be postponed to winter period. In this case we are talking only about unfavorable conditions to perform work operations. "Wet" technological processes were completed on time, during the warm season. | , a layer of waterproofing. Mats from mineral wool inserted into wall cells and covered with film. Outside secured vinyl siding. Inside there is a lining. Install window and door blocks. Finish decorative finishing performed at their own discretion.
Here we talk about how to make an extension to your house using frame structure. When using other technologies, appropriate instructions must be used. Remember to make the necessary changes as the load on the foundation increases.
Selecting a construction team and the secrets of strict control
For better orientation in this segment of the service market, extensions to a wooden house with prices and general characteristics are given below:
| Name | Width x Depth, cm | Main material | price, rub. | Notes |
| 600x600 | Beam, 150x50 mm | 250000- 285000 | The kit includes installation of a foundation made of blocks and treatment with an antiseptic. | |
| Terrace | 600x300 | Beam, 150x50 mm, lining | 140000-175000 | You have to pay separately for windows, doors, and roof installation. |
| Two-story frame extension | 600x600 | Timber 100x50 and 150x50, lining, blockhouse. | 580000-620000 | Replacement of window and door units, filing of the external part of the roof, up to the standards of the living space, are paid separately. |
If you are offered to build an extension to your house inexpensively, check the list of materials and work carefully. To check, use your own list of mandatory activities, which can be compiled based on the materials in this article. Check the cost of delivery, installation, finishing, garbage removal. This approach will eliminate any unpleasant surprises. You need to study the text of the contract in advance. If you encounter any difficulties, consult with an experienced lawyer.
Successful examples of extensions to a house: verandas and terraces, photos and comments
This photo of a house extension demonstrates the benefits of glazing. Regardless of the weather, you can admire the surrounding space in comfortable conditions 
A thorough overall analysis of the situation will help you make the right decision. Eliminate errors based on the incorrect statement “Money is everything!” The real benefits come to the person who makes his “little gray cells” work.
Even if there are no problems with financing, topical knowledge will be useful. They will help:
- choose the right project;
- formulate technical specifications;
- find the best basic and finishing materials;
- control work;
- argue for the need to correct shortcomings.
The information from this article will be useful for performing individual operations or the entire project on your own. It is impossible to foresee all the problems encountered in practice within the framework of one publication. Ask additional questions in the comments. Communicate with like-minded people, experienced craftsmen and authors of implemented ideas. This will simplify the construction of a high-quality extension to a wooden house.
Extension to the house – perfect solution to expand the free space in any type of home. It is important that all construction work can be completed independently.
Of course, this will require certain construction skills and knowledge of work technologies, but there is nothing particularly difficult about it. The help of specialists may be required at the design stage of the structure, as well as when connecting communications inside the structure. In addition, certain problems often arise when legitimizing an extension with regulatory authorities.
The attachment can perform a variety of functions.
Most often, an extension is built to form additional room, summer kitchen, garage, veranda, terrace, canopy, porch. There are a huge number of options - everything will depend on personal requirements and wishes. Of course, building something will be very difficult from a technological point of view, but often all construction is done with one’s own hands.
The main thing here is to correctly construct the foundation, walls, roof, insulate and isolate the room from moisture, and also correctly attach the new foundation to the old one.
Types of extensions for country houses
Before starting any construction work, it is necessary to clearly determine the type of construction, because making an extension to the house is possible only if you have a clear plan and project. There are several of the most common types of extensions in our country:
Canopy
This is the simplest and most cost-effective extension for country house. The main functional task of such a design is to protect people and things located under the canopy from sun rays, rain and other precipitation. It will be good to relax under such a canopy warm time year and have lunch, or you can park the car.
Carport.
An important advantage of installing a canopy is that the construction of a foundation is not required, because support pillars (made of metal, wood, concrete) will act as the base. The canopy frame is attached to these supports.
Summer room
To form a summer room you will need more capital construction than in the case of a canopy. Such rooms are intended for relaxation in the warm season, gatherings, reading books, etc. Naturally, a foundation will be required.
It is recommended to use a columnar or strip base, depending on the type of building material and the dimensions of the room. Boards are usually used to create walls, foam concrete blocks, frame panels. For better lighting walls and roof, wholly or partially, can be made of glass.
Summer room.
Such an extension usually has a pitched or gable roof. It is recommended to use the lightest roofing material. Installation thermal insulation materials, as a rule, is not carried out, because such premises are not used during the cold season.
Living room
Before adding a room to the house, it is necessary to complete all the required calculations and draw up a project. In this case, a thorough approach will be required, involving the construction of a foundation, capital construction of walls and roofs, installation of waterproofing and thermal insulation materials, and supply of all necessary communications.
Warm living room.
Special attention paid to insulating the room so that one could live here in winter without spending a lot of energy on heating.
Kitchen
As a rule, extensions are not intended to accommodate a kitchen. Such a structure must be capital, so it needs to be insulated as efficiently as possible.
Kitchen made of wood.
Such an extension can only be built correctly using a high-quality project created by professionals, because the kitchen needs all communications: sewerage, water supply, electricity, gas, ventilation system. This, of course, leads to serious financial costs, which not everyone is ready for.
Garage
Using an extension to create a garage is a very common trend in last years. The garage will require the construction of a strip or monolithic foundation, and for the construction of walls, foam concrete blocks or bricks are usually used.
Two garages.
The roof, in most cases, is made of profiled sheets or metal tiles, slate or roofing felt. Mandatory communications for the garage - ventilation system and heating.
Connection of an extension with a country house
Many people spend a long time choosing where to add a new room to their home, so that it would be easier to connect it with the main building. Here you have to choose from two options:
- Independent building. In the event that difficult ground conditions are observed in the area (for example, heaving soils or high level groundwater), then it is recommended to build an independent structure that will not be connected in any way to the main house. In this case, the extension and the main structure have no points of contact, so they do not depend on each other. In this case, the minimum possible distance is maintained between the two buildings, which is a technological gap that must be filled with thermal insulation and waterproofing materials.
- Implementation of an extension to the structure of an old building. This solution involves a certain amount of labor, because construction will require compliance with all the necessary technologies and a lot of calculations and research. First of all, you will need to properly build and insulate the foundation, which must be correctly connected to the base of the country house. This is usually done using reinforced rods. Using approximately the same technology, the walls and roof of structures are connected.
Features of roof construction for an extension to a house
The roof of an extension to a house can have any shape - here again everything will depend on the requirements and wishes of the owners. At the same time, most often country homeowners choose pitched roof, because it is simple to implement, easy to insulate yourself, it fits well with other types of roofs that the main structure may have, and also removes precipitation well, preventing the entire structure from experiencing additional loads.
To ensure that rainfall from the roof of the extension drains normally, the design of the roof involves installing a roof slope of 20 degrees or more.
In addition, special attention must be paid to installing the roof of the extension under the roof of a country house. If everything is done correctly, the wall located between the extension and the country house will be protected from water entering through the joint between the two structures. In addition, the roof of the extension must be extremely harmoniously combined with the roofing material of the main building and fit harmoniously into the exterior of the building, without standing out from the general background.
During the design process, it is very important to correctly calculate the load that the roof structure will provide. The weight of the rafters should be taken into account, roofing material and others structural elements, used in roof construction.
It is important to understand that the extension to the house is screw piles or pillars is not designed for too heavy loads, unlike monolithic or strip concrete foundation. You also need to insulate the roof (you can insulate it using any suitable thermal insulation materials, with which it is recommended to cover the top with waterproofing).
How to legalize construction?
Build an extension to the old or new one country house- that's half the battle. Any additional premises erected on plot of land, it is necessary to document and obtain permission to carry out construction work from regulatory authorities.
An extension to the house can be done with your own hands; no one will force you to invite builders, but the homeowner must submit a well-drawn design of the structure to the employees of the regulatory services.
The procedure for completing all the documentation for an extension to an old country house usually takes from several months to a year.
An interesting point is that you can start collecting documents and obtaining a building permit after all the work is completed. This is permitted by current law.
At the same time, when reviewing documents, employees of the regulatory authority may have some complaints that will have to be corrected (for example, the location of the building relative to underground communications or the use of inappropriate building materials).
Let's consider buildings to the house and not extensions
Pergola is the simplest structure and perfect place for relax.
A barbecue is a great place for entertaining guests and celebrating.
Construction of a frame extension to a private house is a quick and economical way to increase the area of your home. Nowadays, structures of this type are beginning to be in great demand, since their construction does not require special skills, and building materials can be purchased at any building materials store. If you strictly adhere to construction technology and correctly calculate each component of the extension, then it will serve for many years without requiring major repairs.
Peculiarities
An extension to a house has its own characteristics, which depend on its purpose, since different requirements are imposed on the kitchen, veranda, bathroom and additional living room. In particular, adding another residential space can be compared in complexity to building a small house.
There are special requirements for the foundation, thermal protection of walls, floors and ceilings. With construction summer veranda much simpler, because it is a lightweight, unheated structure, for the construction of which there is no need for a powerful foundation. In general terms, the construction of a terrace is limited to the construction of walls, roof and floor. Although some homeowners prefer a glass veranda. The main thing is that the extension does not stand out from the overall style of the house.
Problems arise with the kitchen and bathroom, especially when the water supply system is already connected to the house and additional communications will need to be installed in the newly created premises. Problems may also arise with heating system. You should think about communications before building the foundation, this way you can save money and time in the future. At worst, you should equip or at least mark the exit points for water and heating pipes. Regardless of what will be added to the house, the process includes standard steps such as:
- design;
- construction of the foundation;
- construction of a wall frame and its cladding;
- roofing device.
It turns out that adding an additional room to a house with your own hands is no different from building any other building. And the strength of the entire structure will be determined by the quality of the foundation.
Projects
Work on the installation of an additional room in the form of an extension includes the design procedure, selection of materials, preparation of estimates, distribution of communications, connection with the house, arrangement of the space.
The creation of a project and drawing, as well as the calculation of an extension to any house (old or newly built, log, country house, panel, brick, wooden and others) begins after the type of structure and dimensions have been determined.
In turn, when choosing an additional room, you can opt for such as: veranda, terrace, summer cuisine, living space, garage, porch, bay window, awnings. In this case, it is important to consider the condition of the adjacent walls and, if necessary, replace rotten areas. It is necessary to adhere to a single style.
The dimensions of the frame extension should not exceed 2/3 of the area of the house. For example, the area of the veranda is usually approximately 20% of the area of the house. The main thing is not to disturb the exterior of the facade. To make changes to the structure of a residential building, permission from the Committee on Architecture and Urban Planning is required. All necessary drawings are prepared.
It is problematic to use ready-made standard designs, since they need to be tied to the existing structure of the house and the condition of the soil. They take the basis, making changes of varying degrees of complexity depending on the needs of the customer, and as a result an extraordinary solution can be obtained.
DIY construction
You can build a frame extension yourself, the main thing is to follow the advice of professionals in this matter. Once ready detailed project future construction, you can begin construction. This process includes several important steps that will help you go through step-by-step instruction.
Preparing the construction site and pouring the foundation
Before constructing the frame, you will need a foundation. It can be lightweight, columnar or strip, but in most cases, a monolithic type strip foundation is chosen as the base, which is the most reliable and durable.
To create a foundation, you should perform the following actions:
- you need to mark the area. Small pegs should be driven into the corners of the future building, tying a cord (fishing line) to them. This will allow you to clearly see the outline of the future foundation;
- it is necessary to dig a trench (ditch). Its depth depends on the dimensions of the base of the main house. The width of the trench should be 150–170 mm larger than the future walls of the extension;
- you should fill the bottom with fine crushed stone or sand in a layer of up to 15 cm, compact it thoroughly;
- it is necessary to lay a layer of waterproofing directly on the cushion of crushed stone or sand;
- a reinforcing mesh must be placed on top of the waterproofing layer to increase the strength of the concrete;
- you need to fill the reinforcing layer 1/3 with concrete mortar, wait until the mortar sets, and then pour more mortar to 1/2 the depth of the ditch;
- formwork should be installed. As a material for creating forms for laying concrete, you can use wood, metal, plastic, or a combination of them;
- it is necessary to pour the upper part of the foundation and allow the concrete to dry. Depending on the weather, this will take about 14 days;
- After the solution has completely dried, it is worth removing the formwork and performing external waterproofing using rubber or roofing felt.
Important: the foundation of the main structure and the extension must be common, therefore, even before the stage of pouring the concrete solution, it is necessary to decide on the joining method. If construction is carried out on unstable soils, for example, loose or clay, it is necessary to allow some time for the foundation to shrink.
Connection of a frame extension with the main structure
Regardless of the quality of the foundation, due to the difference in the magnitude of the load with which the house and the extension act on the soil, there is still a possibility that over time they will shift relative to each other. Guided by this, experts strongly discourage the rigid method of connecting the extension to the main house.
It is more rational to use an abutment similar in principle to a tongue-and-groove joint. To install it on the wall of a permanent building, you need to fix two beams, and between them place a vertical beam, which is a component frame wall extension. This method of connection will create conditions for leveling mutual movements. Of course, you can use a metal frame instead of wood; in this case, all embedded elements should also be metal. Otherwise, you need to make a hinged connection with bolts.
Construction of walls
After final leveling of the surface of the ground part, you can proceed to the construction of the walls of the frame extension. They are based on timber beams treated with protective components.
The process of constructing walls is represented by the following algorithm of actions:
- you need to make the bottom trim. The timber can be connected in several ways, but more often they use an inclined connection or use the half-board method. We fill the voids between the timber and the base with expanded polystyrene;
- to give the harness extra strength corner connections must be secured using anchors or dowels. The timber is fixed to the base in holes made in advance;
- floor boards are fixed to bottom harness in increments of 60–70 cm, it is better to fasten them using liquid nails or self-tapping screws;
- The frame racks for the walls must be mounted on metal corners and screws. They must be placed at a distance slightly less than the width of the thermal insulation;
- It is advisable to construct the upper frame only after all wall studs have been installed, so that by this time the structure has sufficient rigidity. The upper trim should be mounted in the same way as the lower one;
- To strengthen the frame, you can put diagonal beams.
Having finished building the walls, it is necessary to install the floor sheathing on the prepared logs of the lower base. For this, it is better to use ordinary boards 40 mm high. It is best to install the finishing floor (finishing coating) only after the walls have been cladding and the roof has been installed.
Important: when constructing a frame base, it is necessary to use a building level, since even a slight tilt can provoke deformation of the entire structure.
Roof
Even at the stage of assembling the walls, it is necessary to lay ceiling strips every 60–70 mm and fix them to the top frame using metal corners. At the same time, you can sew up the ceiling with sheets of thick plywood or boards, which will give the frame even more rigidity. After this, a layer of insulation must be laid on the rough structure of the floor.
If you plan to use flexible roofing material, then you need to install another layer of sheathing on the rafters to install a vapor barrier.
Insulation and finishing
After installing all the elements of the frame structure, you can begin to insulate the extension. As a rule, mineral wool, polystyrene foam or ecowool are used as insulation. The insulation boards are placed in several rows between the frame supports. Particular attention must be paid to the joining points of the plates to avoid gaps. To do this, the insulation is shifted in different layers relative to each other.
Thermal insulation is laid between the ceilings and the floor in a similar way. For extensions, it is advisable to insulate the outside. It does not reduce the usable area of the room and retains heat well. Once the thermal insulation is laid over the entire surface of the extension, you can begin installing vapor and moisture insulation. The material should be placed strictly with the fibers towards the cladding, and the smooth side towards the surface of the thermal insulation. To protect from winds, the outside of the extension is sheathed with film or roofing felt.
The walls of the extension need to be insulated not only from the outside, but also from the inside. For this, a superdiffusion membrane (film), foil material and insulation are used. Superdiffusion membrane is a modern insulating “breathable” material. To save money, plastic film is used instead, however, this material accumulates moisture, as a result of which mold forms on the walls of the house.
Over time, a private house needs to expand - there is a need to expand the kitchen, add a veranda or arrange an additional room. Therefore, the owner of the house has a question - how to make an extension to the house with your own hands? Below are the stages of construction using frame technology.
Advantages of frame technology
A frame extension to a house has important advantages:
- low cost and minimal amount of building materials;
- work is completed quickly;
- there is no need to build a massive foundation.
Schemes and drawings of the extension project are understandable to any novice builder. The technology is similar to assembling a construction set, but the end result is a comfortable and cozy additional room.
Preparatory work
The construction of an extension to the house begins with preparatory activities. Carefully inspect the construction site, remove all debris and vegetation from it, mark the area and stock up on the following materials and tools:
- metal pipes for supports;
- components for concrete mixture– sand, cement, gravel;
- self-tapping screws, nails, metal corner for fastening;
- boards for logs 5 cm thick and 15 cm wide;
- perfectly processed boards for finishing flooring;
- natural wooden lining for walls;
- block 50 mm;
- concrete mixer;
- hammer, screwdriver, building level, rope and circular saw;
- block house under a log for cladding the extension outside;
- metal tiles for the roof.
Be sure to provide a drainage system under the extension. To do this, compact the soil under the veranda and make a slope in this place to allow water to drain. Below are step-by-step instructions for constructing an extension.
Step-by-step instructions for building an extension to a house
1. Installation of supports. Nail it to the wall of the house wooden board at least 5 cm wide, which will become a support. Along the edges of the marked area for construction, install wooden structures- “cast-offs.” They need to be installed a little further than the marked area. Stretch a strong rope over them. Make sure the dimensions of the markings are correct so that everything is at right angles.
2. Dig a trench along the width of the foundation, one meter deep. Prepare cement mixture from sand, gravel and cement with the addition of water. Make wooden formwork. Start installing support pillars, make the distance between the pillars no more than 1.5 m. Place a cushion of gravel about 10 cm thick at the bottom of the trench. Cut the pipes in advance and install them vertically in the hole, fixing them with boards. Next, fill the gaps between the support posts and the walls of the trench with the prepared solution. To ensure that the vertical position of the pipe in the pit is not disturbed, secure the supports with spacers and wait three days for the solution to harden. After it hardens, the formwork can be removed.
3. Creating a floor. At the next stage of creating an extension to a wooden house with your own hands, take boards for the joists. Two boards are mounted to the supports with metal fastening corners at the end of the extension - place the rest between them. When installing joists, do not forget to check their horizontal position with a level. Transverse logs are mounted using 120 mm nails and grooves to the longitudinal part of the extension foundation.
4. Installation of the base for the walls and roof. The work begins with screwing the beams to the base of the floor using dowels and a hammer drill. The side beams are nailed to the walls. Videos and photos of this work can be found in our article. The stability of the structure is ensured by diagonal beams laid at the outer corners. Don't forget to mark the door and window openings. The entire structure is reinforced with transverse insert lintels. From the outside, the base of the extension is covered with a block house. It is advisable to lay a layer of glassine on the sheathing boards before covering; it will protect the building from moisture.
5. Arrangement of the roof. After installing windows and doors, the roof is covered with metal tiles. Cover the area where the roof adjoins the building with a galvanized iron apron.
6. Interior work. A do-it-yourself extension to the house will soon be built, there are still interior work. The walls and ceiling are covered with natural wooden clapboard. Before this, they can be insulated with penofol. To create a floor, you first need to make a rough floor. A rough block is laid on the sides of the floor joists, and the edged boards. Insulation in the form of mineral wool is placed on them, and then proceed with the installation of the finished floor.
We hope that our instructions helped you learn how to build an extension to your house. If you carefully study the sequence of work and properly prepare building materials and tools, as well as be patient, you can easily make a beautiful veranda yourself.