Standard sizes interior doors you need to know for correct installation doors in the opening. To date, no general standards have been established for compliance by their manufacturers. But there are building standards on the basis of which openings are made. From such indicators, the characteristics of the door will be determined.

Marking of door products

With product labeling, everything is quite complicated. Of course, there are specific standardized designation guidelines, but in some cases the general standards may change due to the abundance of manufacturers. It often happens that structures made using identical methods and outwardly similar designs can be named and marked differently.

The dimensions of the door directly depend on the size of the opening.

First, let's deal with the GOST 6629-88 standard, which applies to the manufacture of wooden interior doors for residential and public facilities. Based on the standard, the following marking is applied to products:

  1. Product type: P - panel, D - team;
  2. Type of panel: O - glazed, U - reinforced with continuous filling, K - swinging with glass;
  3. The width of the door structure with a box (dm). Additionally, the following symbols are indicated: P - product with a threshold, H - with a surfacing, L - left-hand;
  4. Height (dm);
  5. The name of the state standard.

In addition to complying with GOSTs, official model names, factory unique codes can be used.

Structures are classified according to several criteria:

  • By placement in the object - there are internal (interroom) and external (input);
  • According to the material, products made of metal, wood, glass and combined options are distinguished;
  • According to the filling of the deaf panel, there are glazed and deaf systems;
  • According to the number of panels, one-, one-and-a-half and two-field options are distinguished.

Fig.1. Sash opening method

Standard sizes of swing interior doors

Considering the dimensions of internal doors with a box, one should take into account the height, width and weight of the parts. First, an opening is examined into which a box with a canvas will be inserted. Therefore, the initial characteristics are slightly increased. To adjust the main dimensions, you can use bars, bricks or drywall sheets.

Canvas dimensions

If you do not use non-standard approaches, where the dimensions of the opening for interior doors are tied to individual wishes, then the bulk of manufacturers are based on standard indicators. The ratios of the indicators of the opening and door systems (panels and boxes) based on SNiP are indicated in the table:

Panel indicators, cmOpening characteristics, cm
Width heightwidthheight
1 60*200 68-71 205-207
2 70*200 78-81 205-207
3 80*200 88-91 205-207
4 90*200 98-101 205-207
5 60*190 68-71 195-197
6 55*190 63-66 195-197
7 60+60*200 128-131 205-207

According to the DIN standard, the ratio will be as follows:

Door parameters, cmOpening characteristics, cm
Width heightwidthheight
1 60*200 70-74 206-208
2 70*200 80-84 206-208
3 80*200 90-94 206-208
4 90*200 100-104 206-208
5 60+60*200 134-140 206-208

If we consider the parameters of any sliding and hinged door, each person provides for the width that he will use every day. But the state standard offers a door width of 70 cm for kitchens, 60 cm for bathrooms and 80 cm for residential facilities. The market offers designs for bedrooms 90 cm wide, and 55 cm for bathrooms.


Rice. 2. Characteristics of indoor canvas

It is worth mentioning the double-leaf designs that allow you to emphasize the status of any room. Basically, they consist of the same type (60 cm each) or different canvases (60 and 80 cm wide). Of the narrowed options, manufacturers offer designs with sash widths of 40 and 80 or 40 and 40 centimeters.

The more common width of the canvases is 35 - 40 cm, but the figure may vary up or down (based on the material used and the type of product). For example, the thickness of a sliding sash can be 2 cm, and wooden canvases can reach up to 50 cm.

In terms of height, manufacturers offer products of 190 and 200 cm, but there are also European standards - 210 cm. To order, buyers can purchase products of greater height (up to the ceiling or 2.3 m). Often designers adhere to foreign standards.


Rice. 3. Main characteristics of doors

Box dimensions

Ready-made options are available for sale (with a box and accessories). This is a U-shaped design, which is placed around the perimeter of the opening. The system allows you to securely fix the panel.

The total height and width of the canvas with the box increases by 10-15 cm, but a gap should be left between the wall and the mounting latch, so the parameters of the cloth should be less than the characteristics of the frame (to protect against abrasion). The thickness of the panel is compared with the size of the wall and the box. Properly mounted doors will be comfortable, look organic in the room, meet the standards used.

Based on the characteristics of the panel, for interior structures, the indicators of the standard dimensions of the door frame interior door may vary. Therefore, it is advisable to purchase designs along with cashing, frame and fittings.

For the manufacture of the box, bars of different parameters are used. The width of the material can reach 1.5-4.0 cm, but the optimal indicator is 3.0-3.5 cm. Subject to the standards, it turns out robust design that lasts for a long time.


Rice. 4. Door frame dimensions

The thickness of the box and the wall must match, but this figure should not exceed the width of the opening. For wooden walls the criterion is 10 cm, and for a brick - 7.5 cm. Therefore, a box whose dimensions exceed the parameters of the wall cannot be firmly fixed. Otherwise, special extensions can be applied.

When manually assembling the box, it is necessary to determine the parameters of the vertical racks in accordance with the height of the panel, the thickness of the horizontal bar, the size of the gap and the threshold. The parameters of the horizontal strip are calculated according to the width of the door.

Opening dimensions

When creating partitions and walls, you can determine the width of the opening according to the standard, which indicates the parameters of products with a frame and fittings. In this case, the width of the panel is formed with a double indicator of the frame and a two-sided gap. As a rule, it is equal to 1.5 cm. For example, 90.0 + 3.0 * 2 + 1.5 * 2 = 99.0 cm.

The height of the opening is also calculated: without a threshold, it will be equal to 200 + 3 + 1.5 + 0.5 = 205 (0.5 is the distance between the panel and the floor for air exchange, it can increase up to 1 cm, and for a house with liquefied gas - up to 1.5-2 cm). In the presence of a threshold, the height of the opening is determined by adding the size of the opening and the parameters of the canvas, the width of the mounting seam and the box.


Rice. 5. Measurement of openings

The thicker the canvas, the better?

Thick canvases well emphasize the design of the living room, made in the Baroque, Renaissance or Empire style, and movable partitions and thin screens will complement the openings of dressing rooms and pantries. With an increase in the thickness of the door, its mass increases, which increases the requirements for hinged fittings. It may be necessary to install additional loops, which will increase the cost of the structure.. Therefore, the canvas should be chosen according to its massiveness and other characteristics according to expediency, optimality.

There are many products on the market with a leaf thickness of 30-40 cm. But there are thinner sliding partitions made of MDF (about 2 cm) in the assortment. Recently, tempered glass designs with a thickness of 8 mm or more have become popular.

One-and-a-half and double doors

Effective in design will look double swing doors with two doors. The width of the products depends on the model and parameters of the passage of the living room. The parameters for such doors are sometimes taken with an increase of 1.5-2.

The standard dimensions for double systems with a box are 120-150 cm. This allows you to install full-fledged double-leaf structures. The width of the double doors is 1-1.4 m.

With minimum dimensions, double doors can be offered with one fixed leaf ½ or 1/3 of the standard width (for example, one and a half options). The other part of the canvas will be complete. With the optimal width of the opening, the same sashes are placed, which increases the aesthetics and patency of people.

Doors with hidden frame

Compared to standard designs, doors with an inner frame have great advantages.


Fig.6. Scheme of a door with a hidden box

The dimensions of the opening must comply with the standards of the manufacturer of door systems: the wall must be flat vertically, a deviation of 1 mm is allowed in height, and the thickness of the walls should not be more than 8 cm. The ideal gap width is 1.7-2 cm ± 1 cm (the gap at the bottom of the web 4 is considered optimal).

Doors to order

The factories offer a wide range of interior doors with frames and fittings, including non-standard options. But there are cases of non-compliance of manufactured products with the existing opening. At the same time, you can adjust by increasing or reducing the height and width to the required indicator. An alternative solution is to order a structure with non-standard dimensions.

Door production cost custom order will be higher in comparison with the purchase of finished products. But it will allow you to realize interesting ideas. For example, you can put compartment doors.

How to measure an opening

If the door has a threshold, the length of the opening can be calculated by summing the height of the threshold with the parameters of the panel, the box and the mounting seam.


Rice. 7. Measuring the width of the opening Fig.8. Determination of indicators with and without a threshold

According to the standards, it is not difficult to find out the width of the panel. For a 90 cm opening, a canvas 80 cm wide is suitable. This can be calculated as follows: 90-15 * 2-30 * 2 \u003d 81 cm, and the extra centimeters will be masked by platbands.

When determining the dimensions, it is better to take into account the gap that will remain between the panel and the box. But this indicator is 1-2 millimeters, therefore, with approximate calculations, it can be ignored.

There are a huge number of door structures for interior rooms in an apartment or cottage in terms of design, material of manufacture and opening mechanisms. Moreover, most of them are made according to GOST sizes for interior doors. This greatly simplifies their selection and installation. Of course, you can install a model with non-standard dimensions in your home. However, such a product will cost more than a standard version made in accordance with GOST.

GOST requirements for standard doorways

Interior door dimensions ( door block) must strictly correspond to the dimensions of the opening in the wall between the rooms. In fact, it is the opening parameters that are prescribed in building standards and GOSTs. And in accordance with them, you already have to select the thickness and width with the height for the door frame and the leaf inside.

If a unique design interior is created in a private house, then the doors to the rooms can be made whatever you like. It is only necessary at the stage of project preparation to provide openings in the partitions and load-bearing walls required sizes. But then door products will have to be ordered according to individual parameters for more money than standard options.

By creating exclusive interior, do not forget that the door can complement the style, if you approach the issue correctly

With urban apartments, the situation is fundamentally different. All of them are built according to standard design solutions, in which the openings for interior doors were initially laid down to standard sizes. And in the vast majority of cases, expanding this hole is prohibited. Here it remains to choose door structure only under existing realities. And knowing the requirements of GOST, the choice of a door in a store will be simpler and more error-free.

What is the structure of the door

Marking of interior doors

When choosing an electric generator or a submersible pump for dirty water, you have to carefully study many parameters in the data sheet for this technique. There, the power of the unit, and productivity, and other quantities are important. WITH inner door everything is much easier. In the accompanying documentation, it indicates a set of numbers and letters that fully describe the width and height, as well as design features products.
According to the design and method of opening, door blocks are divided into several main types:

  1. "G" - a deaf wooden canvas.
  2. "O" - a canvas with a glass insert.
  3. "Rp" or "Rl" - swing right or left door.
  4. "K" or "P" - swinging or sliding design.

Design options for interior doors

In addition to these letters, the marking also indicates:

  • type of product - door block for the entrance to the apartment ("DV"), interior ("DM") and for the bathroom ("DS");
  • width and height of the opening - two digits in decimeters;
  • the number of sheets in the block;
  • air permeability class ("B1", "B2" or "B3") and strength ("Md1", "Md2", "Md3" or "Md4");
  • standard designation "GOST 475-2016" (introduced to replace the old GOST 6629-88).

In the above standard there is a table where the standard dimensions of interior doors are prescribed. More precisely, reference dimensions of openings in walls and partitions are indicated there. It is from these sizes that manufacturers of door blocks are repelled. According to them, the height of the opening can be 1870, 2070 or 2370 mm, and the width is from 710 to 1950 mm.

Brand Dimensions, mm
Box canvas
Height Width Height Width
21-7 2071 670 2000 600
21-8 2071 770 2000 700
21-9 2071 870 2000 800
21-10 2071 1170 2000 900
21-12 2071 1170 2000 1100
21-13 2071 1272(1298) 2000 1202(1204)
21-15 2371 1472(1498) 2300 1402(1404)
21-19 2371 1872(1898) 2300 1802(1804)

Dimensions and thickness of the canvas

Width and Height door leaf are usually made 70 mm smaller than the dimensions of the door along the outer perimeter. 30-35 mm on each side goes to the box (frame). But there may be other options that are far from these standard values. Manufacturers are free to choose the dimensions of the product parts themselves in accordance with the design and materials from which it is made.

  • for the kitchen - 70 cm;
  • for the bedroom and other rooms - 80 cm;
  • for the living room - a double-leaf model of 120 cm;
  • for the bathroom - 60 cm.

Typical dimensions of interior doors for different rooms

The standard height in all cases is assumed to be within 1800–2000 mm, and the web thickness is 30–40 mm. At the same time, it is recommended to install doors a little thicker and with a more moisture-resistant coating in a bathroom or bathroom than in ordinary rooms.

How to measure the height for doors with a threshold

Standard box dimensions

The width of the box should ideally match the thickness of the wall. If the door is thicker in size than the interior partition, then it will be difficult to fix it in the opening. Plus, ugly gaps under the casing will remain on the sides. In the reverse situation, when the wall is too thick, it will be necessary to install additional additional elements (additions).

The design of interior doors with dobor

Opening dimensions

Typical dimensions of doors with a frame and openings for them are described in GOST standards. House designers and door block manufacturers try to follow these guidelines to make it easier for builders to select materials. However, often constructed buildings have deviations in height or a slight slope.

How to properly measure a doorway

An opening for an interior door in domestic high-rise buildings that is different from standard dimensions is far from uncommon. When measuring it before going to the store, behind the door block, the width and height of the hole existing in the wall should be measured in several places at once. It will still need to be leveled strictly vertically. If you make a mistake in measurements, then the product is unlikely to be mounted according to building rules.

Necessary measurements for interior doors

Double doors

If the opening is wider than 80 cm, then it is recommended to install a double-leaf door into it. The size of the door leaf is selected in such a situation as for two halves of a single structure. In rare cases, it is also possible to install a one-and-a-half model - one canvas is large, the second is half as small. But even here it is better to try to choose an option with two sliding doors. It will look more aesthetic than a one and a half analogue.

Doors with hidden frame

Owners who want something unique in the interior often refuse standard models and prefer to install doors with a hidden frame. In these blocks, the door leaf is flush with the wall surface, and there are no trims as such. The dimensions of interior doors of this design are selected according to the same scheme as the usual ones. Only in thickness they should ideally match the parameters interior partition so as not to protrude from it even a centimeter.

One of the stages of repair is the choice of interior doors. Everything matters: material, texture, color, design. And dimensions. Incorrectly selected dimensions are extra money and time to fit the opening to the canvas, or vice versa. Meanwhile, the existing standard sizes of interior doors fit the vast majority of openings.

How to calculate

The overall dimensions of the structure that will fit into the opening are made up of the height and width of the canvas, the thickness of the box and the width of the mounting gap of one and a half to two centimeters. And three centimeters on the threshold, if it is provided.

The width of the box depends on the thickness of the walls of the opening. The standard dimensions of the door frames and the doors themselves are always 7.5 centimeters wide. If the box is wider, it will have to be filed; if already, installation of additional elements will be required.

canvases

Standard dimensions of interior doors (panels):

For openings with a height of 1.94-2.03 meters, canvases of 1.9 meters are suitable;

201-204 centimeters - two meters;

The width of the door leaf of 55 centimeters is designed for an opening of 63-65;

0.6 meters - 66-76 cm;

0.7 meters - up to 87;

80 centimeters - up to 97;

90 centimeters - 98-110;

Dimensions of interior doors with a frame, consisting of 2 canvases:

Two doors of 0.6 meters each - 128-130;

Double-leaf models with canvases 60 and 80 centimeters - 148-150;

The same with canvases 90 and 60 centimeters - 159-160.

There is also a certain correspondence between width and height, which applies to both Russian and European models. Standard dimensions of the door frame of the interior door:

Width 55 centimeters - height 190;

60 – 190-200;

In addition, there are GOSTs for the dimensions of doors / boxes / openings for various rooms:

The size of the door to the bathroom and toilet: 55-60 cm wide, 190-200 cm high, 5-7 cm thick;

The size of the door with a box for the room: 80 centimeters wide, 200 - height, wall thickness (box width) - from 7 to 20 centimeters;

Standard sizes of interior doors for the kitchen: two meters high, 70 centimeters wide, wall thickness 7 cm.


The first thing you need to pay attention to when buying interior or metal doors is their size. Its choice depends on the purpose of the structure and the existing opening in which it will be installed. In this case, not only the dimensions of the canvas, but also the door frame are important.

Standard dimensions of interior doors

Domestic and foreign manufacturers offer many different sizes of interior doors. The most common widths are:

  • 600 mm;
  • 700 mm;
  • 800 mm.

However, there are doors on sale, the width of which differs from accepted standards. So, you can see canvases in 50 and 55 cm.

For sliding and double leaf doors, the width of the door will be larger. It can be from 90 centimeters to 1 meter 80 centimeters. Doors of the big sizes are made to order.

The standard door leaf height is:

  • 2 meters;
  • 2 meters 30 centimeters.

But you can often find doors 1 meter 90 centimeters in height, as well as 2 meters 10 centimeters and 2 meters 20 centimeters.

Standard sizes of metal doors

Entrance metal doors are considered an emergency exit, so they are subject to certain requirements regarding dimensions. They are set out in SNiP and GOST. But their implementation in the manufacture of doors is not necessary, therefore, deviations up or down are possible.

input width steel doors cannot be less than:

  • 80 cm in private houses and apartments;
  • 120 cm in rooms where the number of people exceeds 15 people.

The height of metal doors must be at least 1 meter 90 centimeters. Standard indicators, as for interior doors, are:

  • 2 meters;
  • 2 meters 30 centimeters.

By individual order, non-standard metal doors can be made. Their height and width will correspond to the size of the opening. But this will affect the weight of the structure, and, consequently, the load on the walls. Therefore, increase the size metal door need to take into account these features.

Width and height of door with frame

Usually doors and a frame for them are sold as a set. They fit true to size and won't cause problems when installed.

The width of the door together with the frame depends on the width of the leaf:

  • for a canvas of 800 mm it will be 87 cm;
  • for a canvas of 700 mm, the width with a box will be 77 cm;
  • the value for a 600 mm door will be 67 cm.

When calculating, regardless of the size of the canvas 550, 600, 700 or 800 mm, the size of the gaps between the box and the door is taken into account, which will be the same everywhere. It is equal to 6-8 millimeters, on each side 3-4 millimeters.

The standard height of the door with the frame will also depend on the height of the door leaf:

  • with a value of 2 meters, it will be 2 meters and 7 centimeters;
  • with a value of 2 meters 30 centimeters, it will be 2 meters and 37 centimeters.

The calculations take into account the dimensions of the gaps and the threshold. The gap is a constant value, it does not depend on the height of the door.

The threshold height must be considered for entrance and interior doors installed at the entrance to the bathrooms. For other doors, there must be a gap between the floor and the leaf. It is 15-20 mm for kitchen doors if liquefied gas is used in the house and 5-10 mm in all other cases. The horizontal gap in the upper part of the door, like the vertical ones, is 3-4 mm.

The thickness of the door frame can vary from 15 to 45 mm depending on the material and manufacturer. This indicator should be sufficient to ensure reliable fastening and operation of the door.

Purpose of the door depending on the size

The size of the door largely depends on its purpose. A width of 50, 60, 70 or 80 centimeters depends on the room at the entrance to which it will be installed.

The door is 50 cm wide and very narrow. It is usually placed at the entrance to utility rooms, such as a pantry or dressing room. For interior doors, 50 centimeters is too narrow a passage. It will not be enough for the free movement and movement of furniture. Therefore, they are made wider than 50 centimeters.

The door, whose width is 600 millimeters, is suitable for installation in the bathroom and toilet in small apartments. It can also be installed at the entrance to the kitchen.

The canvas, the size of which is 70 centimeters wide, is used to separate bedrooms, offices and other rooms. 70 cm is usually enough to comfortably move around the apartment. This width allows you to carry furniture and other items that are large. Sometimes you can find interior doors 80 centimeters wide.

The opening at the entrance to the living room is wide enough. It often put single-leaf and double-leaf doors or sliding systems, the width of which can be 90 centimeters or more. However, in small apartments, the opening to the living room can be small, designed for a door of 700 or 800 mm.

Being engaged in repair or construction, think in advance what size the entrance metal and interior doors will be. Making an opening for standard widths of 600, 700, 800 mm or more and heights of 2 and 2.3 m, you do not have to redo the opening or make doors to order.

Sooner or later, every apartment owner has to deal with a problem overhaul, during which it will be necessary to replace the door frames for interior doors. The task of installing a door frame in a doorway does not require any specific carpentry skills, the main thing is attention and accuracy in work.

How to put a door frame, sequence of operations

Any work on replacing door frames begins with a study of the width and condition of the walls, the old loot and the opening. Often the walls themselves, brick and concrete require cosmetic repairs, finishing and restoration of plaster, therefore, before assembling the door frame, it is necessary to remove the trim and restore the integrity of the brickwork.

The very procedure for installing the door frame of an interior door is simple, and its implementation fits into a few simple operations:

  • They remove the door, saw the loot in width with a hand saw and carefully disassemble it. old box, freeing the doorway;
  • Measure the width of the doorway in at least four places. If you plan to install new door larger width, you will need to cut the vertical walls of the opening with a grinder and a puncher. But this must be done very carefully so as not to break the brickwork;
  • Measure the exact width and height of the new door. Measure on the wall the required dimensions of the doorway, taking into account allowances for the thickness of the boards and the width of the gaps. The overall width of the opening will be determined as the width of the interior door frame plus 25mm per side for mounting hardware and foam;
  • Mark the beam or board purchased to assemble the box, cut down the joints on the jambs, sew it on with self-tapping screws and try it on for a new door. Install the box in the doorway, check the width and fix with self-tapping screws and foam.

Advice! If you are not completely confident in your skills and have an accurate understanding of how to install and fasten the door frame, you can participate in the process of replacing the door frame with neighbors or friends, make a trial drink with your own hands, or watch a video, for example:

Which door frame option to choose

Factory-made interior doors are often produced and sold with a door frame kit. standard width disassembled. This option saves you from having to choose the width of the box with your own hands, but there are no guarantees that the door frame is assembled correctly. Therefore, often the door of the required width is bought separately, and the board or MDF-MDF boards separately. Standard sizes of door frames - thickness and width of doors are given in the table:

In addition, when choosing the dimensions of the material for building a loot, it must be taken into account that the thickness of the door frame of an interior door is a standard value, but the walls in width, even within the same apartment, can vary greatly. Therefore, for each interior door, you have to check the width of the doorway, draw up your passport with dimensions and, if necessary, buy additional elements that allow you to expand the width of the door opening to the width of the walls.

For the manufacture of a loot or a door frame of the desired width, the following are most often used:

  • Finished profile made of pressed fibreboard or MDF;
  • Profiled pine board, suitable in width, the surface of which is sanded to the quality of a laminate or covered with a polymer film.
  • If you have a choice, use profiled softwood boards to assemble the door frame. Such a material has good machinability, high strength, and does not pick up moisture, like pressed materials made from paper and wood fibers.

    For your information! A self-tapping screw, screwed into the wood according to the rules, will provide 100% of the strength of the connection, a similar fastener for pressed paper provides 30% of the calculated strength of the fastener.

    In addition, a pine frame will allow you to install heavier doors, such as MDF, glass or solid wood. Wood fiber materials are suitable only for the lightest cardboard structures.

    We put a door frame of standard width

    The most popular size of interior doors is considered to be a leaf height of 200 cm with a width of 80 cm. If desired, you can choose and install a door structure 85 or even 90 cm wide. But in this case, due to the increased width, a vertical rack with canopies has to be made from a board 35- 40 mm, install reinforced ones, or increase their number to three pieces.

    Assembling door frames

    The door unit frame consists of three main parts:

    • The feigned part of a box or key bar. This is one of the vertical beams into which the striker of the door lock is mounted;
    • The hinged part is a bar that, through the hinges, perceives and holds the weight of the doors;
    • The lintels or the upper transverse beam connecting the vertical racks.

    If the doors are heavy enough or large width, a threshold is additionally installed in the box. Otherwise, for interior structures of ordinary width, the U-shaped version of the loot is more suitable.

    After measuring the door leaf, the actual size of the box, its width and height are calculated. It is impossible to simply take and sheathe the doors along the contour, in this case the canvas simply will not open and close. Therefore, it is necessary to add the width of the gaps to the measured dimensions, as in the above diagram.

    Before cutting the vertical and horizontal elements of the box, it is necessary to decide on the method of joining boards or timber into one structure. The most durable and easiest to manufacture is a thorn-groove joint. To do this, cut out two blanks of vertical racks - hinged and feigned parts. Double the thickness of the workpiece must be added to the estimated length of the rack. In a similar way, mark and cut out the ceiling beam. On the lintel, with the help of a drill and a hacksaw, spikes are cut out at both ends, on vertical posts along the finished spikes, the lintels are marked and the counterpart is cut in the form of grooves. The nut is made in the same way.

    If the width of the wall is greater than the thickness of the box, the boards are built up with additional elements, as in the diagram.

    If the width of the opening in the wall over size boxes, in this case, on the outer part of the loot, from the side of the hinged or hinged beam, an additional beam segment is sewn, as in the diagram. If the width of the opening is too large, the feigned part of the box is also supplemented in a similar way.

    On the side, the loot is performed on the door leaf laid in a horizontal position. After fitting all the parts and aligning the corners of the box, the joints are glued and connected with carpentry screws. To preserve the resulting geometry of the loot, the structure is sheathed with wooden planks - spacers, carefully removed from the door leaf and installed in the doorway.

    Door frame installation

    The plow will be set correctly if every movement or alignment is controlled with a spirit level. Due to the low rigidity, the design “plays”, therefore, immediately after installation, the box opening is slightly wedged with thin wooden blocks. To avoid extrusion of the sidewalls and the ceiling beam into the frame, use a pair of wooden spacers, as in the photo.

    The box is pre-aligned according to the readings of the level gauge and notches are made on the walls, in the future they will help to quickly restore the previous position of the loot. Wooden structure fasten to the wall with long self-tapping screws, for heavy doors you can use anchor fasteners.

    On the lintel and vertical racks, we drill two thin holes with an electric drill, 0.5 mm less than the diameter of the self-tapping screw. Next, we remove the loot, according to the marks of the drill on the walls, we punch holes and install dowels for 6 mm self-tapping screws.

    We return the loot to its place, insert the screws and wrap it by 10-15 mm. After that, using the level, we restore the correct position of the box and screw the fasteners to the full length. The gap between the beam and the wall is blown with foam.

    Conclusion

    Before the foam hardens, it is necessary to once again check the position of the door frame according to the building level, if necessary, carefully knock out at the place of deviation. After polyurethane foam will pick up half the rigidity, you need to tighten the screws again and close the hats with decorative caps. After installing the canopies, we fix the platbands.


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