Choosing an extension to the house. Layout of an extension to a private house
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 study carefully what a high-quality extension to wooden house. 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 this article, accept correct solution it will be much easier. Go!
Read in the article
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 is better to hire highly qualified professionals. 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, you should correctly formulate the target task in order to accurately create a set 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
This standard definition allows you to make an accurate grouping of different architectural structures. IN in this case we're talking about about a relatively lightweight design. Protection of an extension to a wooden house from adverse external influences is designed to summer season. Full insulation is not provided here. However, raindrops and wind are prevented from entering.
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 temperature conditions in a specific 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, internal 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.
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 | 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. |
 | It’s better to do it in one go to get a uniform support structure without seams or internal defects. At the junction with the house, a layer of waterproofing made from a sheet of roofing felt was installed. | |
 | After the mixture has completely hardened, the formwork is carefully removed. Exact time depends on external temperature conditions, percentage and parameters of components. | |
 | Please note that at the stage of preparation for pouring they install special pipes for subsequent installation electrical cables, water supply, other engineering 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, support boards are installed on the strip foundation. Their reliable fixation is ensured by anchors. Next, the ribs of the transverse joists are mounted. | |
 | Install sewer pipes and others network engineering below floor level until free access to this space is blocked. | |
 | Mount flooring. In this project, the author used thick, moisture-resistant. The result was a solid, level base. For installed between joists mineral wool, which is protected from water penetration by a film on both sides. | |
 | 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 for performing work operations. “Wet” technological processes were completed in a timely manner, during the warm season. | |
 | A roof structure made of ondulin is installed, with a layer of waterproofing. Mineral wool mats are inserted into wall cells and covered with film. Outside secured vinyl siding. Inside there is a lining. Installation of 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:
If you are offered to build an extension to your house inexpensively, check the list of materials and work carefully. Use your own checklist to check. mandatory events, 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
Thorough general analysis situation will help you make the right decision. Eliminate errors based on the incorrect statement “Money is everything!” Real benefits gets 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 in this article will be useful for performing individual operations or an entire project. on our own. It is impossible to foresee all the problems encountered in practice within the framework of one publication. Ask additional questions in the comments. Connect with like-minded people experienced craftsmen and authors implemented ideas. This will simplify the construction of a high-quality extension to a wooden house.
Advantage wooden houses is that different options are possible architectural forms and extensions to the house.
You can order any extension to any house according to a standard design.
Types of extensions offered by our company:
Terrace is an open area with a perimeter fence underneath common roof with the house. It can be combined with the house or stand alone. The terrace can be conveniently used as summer kitchen, for relaxation in summer time. The open terrace can be on one side of the house or along the perimeter.
Veranda is a closed building (room). In essence, this is a continuation of the house in the form of an extension under a common roof. The veranda can be timber (made of timber), frame-panel, or glazed. A closed veranda is always one-story in most cases; sometimes it is added after construction is completed, when it is necessary to increase the area of the house.
Porch- this is a small external open extension at the entrance to the house, through which entry and exit from the house is carried out. A porch may or may not have a roof. Most often, the porch is equipped with railings with fences and several steps. A porch does not require a complex foundation; more often, a columnar foundation is always used.
Prices for house extensions and work
Porch
Porch cost. Price per 1 sq.m. 5.000 rub.
Porch 1.0x1.0m. 5.000
Porch 1.0x1.5m. 7.500
Porch 2.0x1.5m 15.000
Porch 2.0x2.0m 20.000
The price of the porch includes:
- columnar foundation,
- railings with balusters
- roof canopy (such as on a house)
Open terrace
Cost of terrace. Price per 1 sq.m. 5.000 rub.
Open terrace 4.0x2.0m 30.000
Open terrace 5.0x2.0m 50.000
Open terrace 6.0x2.0m 45.000
Open terrace 6.0x3.0m 65.000
The price of the terrace includes:
- columnar foundation
- railings with >>><<< (возможны различные варианты ограждения, смотрите ссылку)
- roof combined with the house
Possible options :
- Corrugated sheet
- Metal tiles
- Ondulin
- Ruberoid (if it is a log house or)
>>> or extensions
Veranda closed from timber
Cost of veranda. Price per 1 sq.m. 8000 rub (timber 100x150).
Price per 1 sq.m. 9.500 rub. (beam150x150)
Veranda 4.0*2.0m, timber 150*100mm, 64.000
Veranda 6.0*2.0m, timber 150*100mm, 96.000
Veranda 4.0*2.0m, timber 150*150mm, 76.000
Veranda 6.0*2.0m, timber 150*150mm, 114.000
Prices are indicated for the construction of a veranda from profiled timber.
The complete set of an extension made of timber can be seen in the example
If you don't know what it is, check it out.
Veranda (extension) frame
A possible option is a frame-panel extension with 100 (150,200 mm) insulation, finished with clapboard or block house.
Briefly: (insulation of walls 50mm, floors - 100mm (double floors, edged boards 20mm and finished tongue and groove floors - 28mm), vapor barrier on both sides, lining finishing on both sides, roof - ondulin, columnar foundationThe cost of a panel insulated veranda is calculated separately and depends on the thickness of the insulation and the type of finishing. Price per 1 sq.m. from 9000 rub. (50mm insulation (Isover, Ursa), vapor barrier on both sides (Izospan, Ondutis), lining on both sides)
Frame (panel) veranda 2.0*2.0m., 46.000
Frame (panel) veranda 3.0*2.0m., 64.000
Frame (panel) veranda 4.0*2.0m., 82.000
Frame (panel) veranda 5.0*2.0m., 98.000
Frame (panel) veranda 6.0*2.0m., 118.000
Frame (panel) veranda 6.0*3.0m., 172.000
Insulation for frame construction
Types of insulation used in the construction and panel extensions to a country house
Extension projects
Veranda project No. 1
Price: 164.000 rubles
Veranda project No. 2
Price: 178.000 rubles
Semi-open veranda project No. 3
Price: 94.000 rubles
Terrace project No. 4
Price: 108.000 rubles
Terrace project No. 5
Price: 76.000 rubles
Terrace project No. 6
Price: 84.000 rubles
Note: prices are approximate (informational) in nature and do not include the cost of delivery and accommodation of builders at the customer’s site (it is possible to deliver a construction shed, (3 by 2.3 m), costing 15,000 rubles, remains for the client upon completion of construction), a more detailed calculation for request.
Photos of extensions (terraces, verandas)
You can take a closer look at this one we built. 
This
From the Family House company you can order the construction and finishing of an extension to wooden structure at an affordable price. We offer a full range of turnkey construction works. Benefits of cooperation with us:
- We can perform the entire range of work from foundation to electrical (turnkey).
- The frame posts are made exclusively from dry planed lumber.
- Already as standard, you receive the most reliable and high-quality extension.
- Constant monitoring of work performance and guarantees for work.
- Constant discounts and promotions for customers.
Extension to a wooden house: types of buildings and cost of work
Today there are several most popular ways to expand living space:
- Extension made of timber. The construction material superior to brick, concrete and logs in heat and sound insulation. An extension made of timber is much lighter than a brick building, which allows you to save on the foundation.
- Brick extension. It requires a strong foundation and a well-thought-out system for joining the walls with the main wooden structure.
- Frame extension. On strip foundation a frame is built from beams or timber, which is sheathed with chipboard. The walls are insulated with heat-insulating boards.
Cost of extension
How much does high-quality turnkey construction of an extension to a wooden house cost?
The price of construction depends on the following factors:
- Type of building: veranda, bathhouse, living space, etc. (You can find out the cost from our managers).
- Building area.
- Material for construction: timber, chipboard, etc.
You can download the price list for the extension. Call or come visit us and we will help you realize any version of your wishes for your home!
The extension can be made in various options regardless of the type of extension. You can choose external finishing from siding, imitation timber, fiber cement panels and other materials, as well as interior decoration of your choice.
Examples of some works:
OTHER PHOTOS OF COMPLETED WORKS
Submit your application
Below is the standard configuration of the extension
| Technical description of a one-story extension to a house made of timber (frame), at the indicated price. | |
| Foundation | At customer's choice, according to price |
| Strapping row | Beam, edged 150x100mm |
| Walls | Profiled planed timber natural humidity section 140x90mm. Inter-crown insulation (Jute) is laid between the beams. |
| Walls | The wall frame is made of dry planed timber 40x100mm/40x150mm/50x50mm. From external and inner sides covered with eurolining. |
| Roof, rafter system | Shed roof, edged board 50x150mm |
| Lags | Edged beam 100x150mm |
| Ceiling height | 2.3m |
| Assembling a log house (with walls made of profiled timber) | On wooden dowels |
| Cutting crowns (with walls made of profiled timber) | IN warm corner |
| Pediments | Frame without insulation, lined with eurolining (12.5x88x3000mm, class A-B). |
| Partitions | None. |
| Ceiling | They are hemmed with eurolining (12.5x88x3000mm, class A-B). |
| Floor | Rough (edged board 25x150mm). Finish (planed floor board, tongue and groove 28mm, class A-B) |
| Skirting | Coniferous 45mm |
| Insulation | Floor 50/100/150mm. Walls, ceiling - 50/100/150mm. Insulation: mineral wool Isobel, Isover. |
| Insulation | Insulation on both sides, under the roof. Steam-waterproofing is used as insulation |
| Roof | Galvanized Corrugated Sheet |
| Overhangs | 350mm. Hemmed with eurolining, class A-B |
| Window | PVC, double-leaf, single-chamber double-glazed windows 1200x1000mm – 1 pc. Installation of window blocks is carried out on casing bars (with walls made of profiled timber). |
| Interior doors | None |
| Entrance door | Wooden, paneled 800x2000mm - 1 pc. |
| Antiseptic treatment | Lower crown, subfloor, groove between the crowns (with walls made of profiled timber) |
| Installation | Included in the price |
| Control | Included in the price |
An extension to a house is a fairly common occurrence, especially in suburban villages. It is not surprising, because when purchasing or renovating a country house, its reconstruction may be required. The most in the best possible way To increase the usable area of the house is to add an additional room.
Over time, owners of private country houses and cottages with year-round use are faced with the need to increase the usable area of their home. For example, one of the reasons may be the birth of a child or simply the desire for space, since the available area is too small. The frame extension in this case is seen as one of the best solutions. The features of the construction of such a structure and the procedure for its legalization will be discussed in this short article.
Features of the extension
The great advantage of a frame extension is the ability to pair it with a house built from any material, be it logs, bricks, blocks or bars.
Design features in general view are presented in the diagram below, however, they are almost completely identical to the nuances.
How to make a frame extension to a brick or wooden house?
To build with your own hands, you will need some set of tools. The figure below shows a typical version of such a set.
It is also advisable to have at least one assistant, since some work cannot be done alone, and working with someone is always more fun.
Pairing with the main house
Regardless of the difference in the magnitude of the load that the cottage and the extension exert on the ground, there is still a possibility that over time they will move relative to each other. For this reason, experts strongly do not recommend a rigid type of connection between an extension and an old house; it is more advisable to use a connection similar in principle to a tongue-and-groove connection. To install it on the wall of a permanent structure, you need to fix two beams, and between them install a vertical beam, which is an element frame wall extensions. This type of connection will ensure leveling of mutual movements. Of course, you can use it instead of wood metal carcass
, then all the embedded elements will also be metal. Or you need to use a bolt-on hinge. However, the connection of the extension is not limited to just the walls; it is also important to connect the two roofs correctly. To do this, the rafters need to be connected at one end to the top trim of the frame, and at the other end they need to be fastened to the rafter system of the roof of the old house. The sheathing under the roof is mounted in such a way that the junction of the old and new roof
found itself between the elements of the sheathing. As a roofing material, you should only use one that has some degree of flexibility, e.g. or corrugated sheeting with a wave height of no more than 10 mm. But slate or ceramic tiles are no longer suitable for these purposes.
Step-by-step instruction
1. Installation of the foundation
The first stage of construction is foundation work. Usually, a separate foundation is arranged for an extension, which must be connected to the base of the old house using special embedded reinforcement.
Of course, the most preferable option is the common foundation laid at the stage of construction of the first house, however, few of our compatriots look that far, which, however, in everyday life is quite understandable and understandable. When laying, it is necessary to ensure maximum identity not only in shape, but also in the depth of both structures.
If it is impossible to achieve full solidity, then between the two foundations you need to leave the so-called expansion joint so that when the soil moves in the spring, cracks do not form on the walls of the extension and at the very foundation.
Strapping is the second stage of building an extension. The thickness of the frame walls is usually 20 cm. Living rooms are rarely placed in extensions, which makes it possible to reduce the wall thickness to 10 cm. Therefore, the diameter of the timber for piping and the cross-section of the vertical posts will also be 10 cm.
The figure below shows a possible installation diagram for the lower trim of the extension:
When assembling the frame, the greatest attention should be paid to fastening the racks. The figure below explains its features.
Fastening top harness produced on the same principle as the lower one. The side view is shown in the figure below.
5. Sheathing and insulation of the ceiling
The ceiling, like the walls inside, is best covered with clapboard. This is the most favorable option from a price and aesthetic point of view. Pine eurolining will last at least 30 years, and with proper care even more. To insulate the ceiling, in order to save money, you can use expanded clay, pouring it on top in a layer of 10–12 cm.
Possible variant installation rafter system shown in the figure below:
The process of attaching roofing material does not differ in any nuances, except for one thing: top part sheets should be placed under roofing material main building. To do this, you may need to remove some of the fasteners. Approximate diagram roofing “pie” is shown in the figure below.
The ultimate goal Any construction work involves the creation of a durable structure, in which living will be comfortable and cozy. The quality of the wall “pie” has the most direct and decisive influence on achieving this goal. During wall insulation frame house or extensions, you need to remember that properly installed vapor and wind insulation is the key to long service without loss performance characteristics any type of insulation. If you forget about this, the insulation will very quickly absorb moisture from environment and will become worthless.
If we consider the layers of the wall “pie” from the inside of the frame extension, then they should go in this order:
1. Internal lining,
2. Air gap (10–20 mm),
3. Vapor barrier,
4. A layer of insulation,
5. Windproofing,
6. Exterior finishing.
Traditional roofing felt or glassine can be used as wind protection.
The second option is more preferable, since it does not deform when exposed to high temperature environment. When installing vapor barrier membrane materials, you need to place their smooth surface towards the thermal insulation layer, and the fleecy surface towards the room. The fibers prevent condensation from forming on them, which prevents excessive wetting of the insulation.
Insulation of the building is one of the most important factors for a comfortable stay in it in the future. In fact, all the nuances concerning it completely coincide with the insulation features of full-fledged houses built using frame technology. For insulation, you can use a variety of materials, both traditional and more modern: ecowool, sawdust, basalt mineral slabs, extruded polystyrene foam and much more. In terms of speed and simplicity installation work
Still, perhaps, mineral slab insulation is optimal. Such insulation must be placed tightly between frame racks in several layers, but without kinks and pinches, which over time can lead to the formation of “cold bridges”. Important feature
During the work, it becomes necessary to shift the joints between the slabs relative to each other in adjacent layers. This principle must be observed not only when insulating walls, but also ceilings and floors.
Possible mistakes
Completing and redesigning an existing structure is always more difficult than building from scratch, so it is worth paying attention once again to the process of constructing a frame extension. The first and main thing is that many inexperienced builders rely on factory processing of all lumber. However, this is incorrect; before assembly, all frame elements must be thoroughly dried and treated with fire-retardant impregnations. Window frames vertical racks, that is, the dimensions of all openings must be calculated at the planning stage.
How to legalize an extension to a house?
When all construction works Since the construction of the frame extension has been completed, many of our compatriots are beginning to think about the need to legitimize the resulting masterpiece of architecture. However, it is better to think about this before starting work, since the process of legalizing an unauthorized structure is a little more complicated, you will have to go to court, and besides, the result may not be in favor of the plaintiff and then you will have to demolish all the resulting beauty, and at your own expense. Of course, you can avoid going through the circles of bureaucratic hell and leave everything as it is, but this will entail the impossibility of selling, renting, bequeathing or donating the entire house, and not just an extension.
When applying to the courts, you will need a whole set of various documents, among which the most important are the following:
- Certificate of ownership of the land plot;
- Certificate of ownership of a residential building (dacha);
- Certificate from the BTI;
- Permission from the housing and communal services organization;
- An extract from the house register about the number of registered citizens in the residential building;
- Frame extension plan;
- House project;
- Control shooting of the extension on a scale of 1:500;
- Consent of neighbors if the extension borders their site;
- Epidemiological service report.
In some cases, you may need a photo of the site, residential premises and an extension to it.
The preparation of a statement of claim must be taken with full responsibility, since the process may be lost due to errors made in it. Most courts will provide you with an application form and help you fill it out.
After filing a claim, you need to wait for a response, which should be sent by mail. To make sure that the application has been accepted, you can call back after 10 working days and clarify the information. It should be borne in mind that judges have only 2 legal reasons for rejecting a claim: the presence court decision regarding the legalization of this building or an incorrectly drawn up claim document. In the second option, you must submit a second application.
The municipality will become the defendant during the court hearing, and the owner of the house to which the extension has been made will, accordingly, be the plaintiff. If the court makes a decision in favor of the plaintiff, he will need to receive a payment receipt from Rosregistration for payment of the state duty and make the payment, after which the owner will be given all Required documents, legitimizing unauthorized construction.
As for other financial expenses, approximately 10,000 rubles will be spent on collecting all the necessary information (consultations with lawyers, etc.), the price of the state duty is currently 500 rubles, 20,000 rubles costs an entry in the Urban Development Cadastre, about 60,000 more rubles will be required by specialists for forensic construction and technical examination. Thus, in addition to direct construction costs, about 100,000 rubles will be needed for all bureaucratic delays.
Video
Watch a video about how construction work was carried out on a frame extension to the house.
Overall size of the extension - 6000x3000
Walls - foam block 20x20x60 wall thickness 20
Interior finishing: plaster
Roof type is a complex envelope.
Doors - 890x200cm.
Windows - optional.
Foundation - strip foundation (calculated separately).
Paid separately:
Delivery
Insulation - Knauf mini-slab (knauf) house 50mm; 100mm or similar (if available).
Pile foundation or foundation blocks
Installation of soft roof
Replacing the floorboard
Window replacement
Replacing doors
Replacing the floor with larch
Hemming the roof extension
Extension of a boiler room to a 3x4 house price: 155,000 rub.
Overall size of the extension - 3000x4000
Floor - dry tongue and groove floor board 28mm.
The walls of the boiler room are foam blocks.
Exterior finishing - finishing brick
Interior finishing - tiles
The ceiling of the extension is finished with plaster.
The roof of the extension is painted 0.4mm corrugated sheet.
Roof type - hipped.
Doors - 80x200cm.
Windows - optional.
There are no extension partitions.
Paid separately:
Delivery
Installation of soft roof
Replacing the floorboard
Window replacement
Replacing doors
Replacing the floor with larch
Hemming the roof extension
Extension to the house 8x8 price: 190,000 rub.
The basis of the frame extension is timber 150x100
Overall size of the extension - 8000x3000
Floor - dry tongue and groove floor board 28mm.
Frame - timber 100x100.
Finishing - impregnation with a composition against rotting and fungus
Interior finishing - no
The ceiling of the extension is finished with softwood lining.
The roof of the extension is painted 0.4mm corrugated sheet.
Roof type - pitched.
There are no doors.
No windows.
There are no extension partitions.
Foundation - foundation blocks 20x20x40.
Paid separately:
Delivery
Insulation heat Knauf (knauf) house 50mm; 100mm or similar (if available).
Pile or strip foundation
Installation of soft roof
Replacing the floorboard
Window replacement
Replacing doors
Replacing the floor with larch
Hemming the roof extension
