DIY construction of a wooden extension to a brick house- Review + Video

DIY construction of a wooden extension to a brick house- Review + Video The wooden extension to the house is often erected in order to expand the space in a residential building, and requires relatively small financial costs. This article is for those who are going to build a wooden extension to a brick house with their own hands, while minimizing financial costs.

Let's talk about the sequence of work on the installation of an extension made of wood, about the choice of quality material, about the pitfalls that may await you, as well as the advantages and disadvantages of this type of building.

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Extension to the house. General information

Reassigning a wooden extension

An extension to a brick house, which we will talk about in this article, may be different.

It can be turned into an excellent summer kitchen or a dining room, also, the room is well suited for a living room, a place for family gatherings and relaxation with relatives or friends.

Operating options may be different, so the owners of each individual house can use the annex at their discretion

Types of extensions to the house made of wood

They are different and each has its own advantages and disadvantages.

  • Side extension with a common or separate roof.
  • Extension in the form of attic .
  • An annex as a second floor.

Side extension with a common or separate roof

It is used most often because it requires little money. For its construction, you only need to lengthen the roof, aligning it with the annex.

With this type, a private house is simply completed a little. It is important to take into account one nuance - in any case, the base must be poured thoroughly, even if a tree is used for the construction of the extension.

Also, it is important to maintain proportions when erecting a wooden annex to a brick house, since seemingly massive structures will not fit into the overall picture of the building.

Usually, the option with a common roof is suitable for those home owners who do not have the opportunity to build a common roof on their own.

Mansard view

DIY construction of a wooden extension to a brick house- Review + Video This type of wooden extension to a brick house with his own hands - a modern type of structure that allows you to save the area of ​​the plot of a private house, creates a unique appearance of housing, and also harmoniously fits into the environment.

Do-it-yourself extension to the house


When planning a wooden extension to a brick house with your own hands, you should evaluate the possibilities of the foundation. After all, not every base made in advance for a particular house is capable of withstanding the weight of an additional structure.

In any case, before starting work, consult with specialists who can help with calculations and give advice on strengthening the foundation on your own.

Selection of materials

For the construction of a wooden annex to a brick house with their own hands, they most often use a beam, a frame base, foam block or brick . There are other types of materials, but they are not as in demand as indicated earlier.

The simplest, most reliable and inexpensive material is considered to be any type of timber: glued, planed, rounded. Work on the installation of an extension to a brick house from a bar can be performed in an extremely short time.

Advantages of an extension to a wooden house

  • DIY construction of a wooden extension to a brick house- Review + Video Harvesting a bar carried out at wood processing enterprises, which allows you to easily choose any model, taking into account the needs and desires.

  • In factories, the timber is treated with special protective equipment that guarantees the durability and strength of the material.
  • If necessary, at the same enterprises the timber is milled in any shades, exposing the material to high temperatures.
  • Timber is an environmentally friendly material (glued timber has a slightly lower purity level).
  • Extensions to wooden, brick, block houses are made of timber. If necessary, the outer side of the timber is treated with facing or finishing materials.


A wooden extension to a brick house must be legalized in advance without fail.

Failure to comply with this obligation threatens with problems in the form of imposition of sanctions by regulatory authorities. It is from this moment that you need to begin the process of installing a wooden annex to a brick house, so that you do not go on ships later.

First, the local authorities need to take a permit for the construction of the annex, which will indicate all the nuances and recommendations for the construction of the structure.

Your next step will be a visit to the organization that deals with the design.

There, experts will help to make the desired project, taking into account the requests for the material of the extension and its design.

In addition, advice will be given on the installation of electricity and drainage in the annexe (if these communications are planned there).

At the final stage of walking through the various regulatory authorities, contact the local department of architecture and construction, and agree on the project of the extension there.

There are cases when, after the completion of work, a commission for the inspection of structures in the form of supervisory bodies monitoring compliance with construction standards may appear.

An extension project can be approved within two months.

Stages of construction of a wooden annex to the house

Selection of materials for construction. Their choice depends on the financial capabilities of the home owners, taste preferences, the quality of the wood, their size and color palette.

  • DIY construction of a wooden extension to a brick house- Review + Video Project creation and its legalization . The size of an annex depends on its purpose, the number of people living in the house and the owner's general ideas about it.As mentioned above, any additional structure must be legalized in the relevant authorities.

  • Territory markings . It is necessary to remove land at the level of 15 cm and level the building area. The boundaries of the outbuilding are marked according to the drawn up project, with the help of iron pins in the corners and the rope is pulled.
  • Pouring the foundation for a wooden extension to a brick house. Before starting work with the base, the foundation is poured.

    To create a foundation, it is necessary to take into account the properties of the soil in the building area. The foundation can be strip or columnar . It is not recommended to make it one piece with the common base of the house, since there is a difference in weight and structure. Therefore, you need to leave a gap within 4 cm.

  • Rough floor .

    First, the subfloor is covered with expanded clay , the base is covered with roofing material in two layers. Next comes the process of fixing the lags, pre-treated with antiseptics. Then a 5 cm thick cut board is laid on top. Thermal insulation is made for the concrete floor.

  • The frame of a wooden extension to a brick house .

    It is made of 100 x 100 mm timber. On the laid rough floor, beams are placed for the lower strapping, in increments of 0.5 m, and grooves for the supports of a vertical position. With the help of staples and nails, the supports are fixed to which the bars for the upper strapping are attached. Then they install the rafter system and process the material with antiseptics.

  • Roof . The best option for an annex to a wooden house would be a pitched roof, with a large slope compared to the main building. For the attic, a vapor barrier must be installed.
  • Wall cladding and installation of windows and doors . In the place where the windows should be according to the project, you need.

    In the places of the intended windows, it is necessary to put a board for the windowsill at a distance of 0.5 m from the floor. Fixation is done using sheer racks. The frame is revetted with the purchased material. You can also line the walls with insulation and waterproofing film.

    Then comes the turn of installing windows and doors.

Helpful hints

To prevent drafts, you must install the door on the front side of the extension, not opposite the front door to the house.

The design of a wooden extension to a brick house with your own hands can be done differently, based on your own preferences and tastes.

As good examples, we can offer the following:

  • Wooden structures with support elements in harmony with the general tone of the house in the form of glass inserts.
  • Creation of piers to expand the area of ​​recreation, games, barbecue.

  • Transparent or frosted glass inserts (sliding doors, etc.)
  • Glass roof.

The most popular way to connect a wooden annex to a brick house is to insert a timber structure into the base of a brick facade. This is done by chipping the wall and partially planting a wooden structure.Further, the structures are connected with mounting brackets.

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