How to insulate the floor in a private house

The warming of the floors in a private house will help you minimize the cost of heating. The quantity and properties of the thermal insulation material used to insulate the floors in private houses depends not only on the climatic zone, but also on the design of the house. So, houses in which the basement is structurally provided may have a more modest heat-insulating layer.

How to insulate a warm floor in a private house

How to insulate the warm floor in a private house

Floor insulation with roll insulating materials

For insulation of the floor in a private house, it is possible to use roll insulating material.

In addition to thermal insulation properties, this material still retains sounds well. It can serve as a good thermal insulation layer. In addition, it is non-combustible, which is another undoubted advantage.

Roll insulation for floor insulation

Roll insulation for floor insulation

In order for the roll insulation material to fit perfectly to the construction of your floor - it must be cut exactly. This material can be cut already in a roll, which is also a plus of its use.

Cut a roll of insulation material into 2 halves - photo

Cut a roll of insulation material into 2 halves - photo

When cutting a roll insulation material, do not forget to leave five millimeters on each side for mounting allowances.

The pre-cut heat insulation material is simply rolled between the lags of the wooden floor.

Lay out the material between the lagged wooden floor

We lay out the material between the lumber of the wooden floor

Warming the floors with foam polymers

In addition, the floor can be insulated in a private house using sheets of expanded polymer, for example penopolix.

This is how the sheet of an insulation foam penis 200 mm thick with a layer of mounting glue applied to it looks.

Sheet of insulating material( penopolix) - photo

Insulation sheet( penoplex) - photo

It is recommended to use special glue for insulation boards to fix plastic plates of thermal insulation.

Use good adhesives

Use good adhesive

Also special plastic fungi can be used for additional fixation of plastic plates.

Plastic fungus for additional fixation

Plastic fungus for additional fixation

Too frequent use of plastic fungus to fix the plates is not allowed, because in this case we can form additional "cold bridges".

On the glued plastic plate before the fixing time it is necessary to put the load. In our case, this load will serve as a bricks evenly spread over the surface of the plate.

The use of bricks for fixation

Use of bricks to fix

The adhesive is also placed in the place where you intend to glue the foam plastic plate. Apply the glue after it is stirred with a plastic spatula.

The process of applying glue on the surface

The process of applying glue on the surface

Warming the floors in a private house with expanded clay

In addition, the floors in a private house can also be insulated with claydite. Expanded clay is a special stone, which is a good heat insulator.

At the first stage of floor insulation on the cleaned surface is laid polyethylene film. Its task is to isolate overlaps from the penetration of steam. It fits in an overlap and its edges can be fixed with an adhesive tape.

Laying of polyethylene film

Laying polyethylene film

When laying the film, make sure that its edges go to the wall higher than the level of your future floor.

Attach a damping or normal tape to the edges of the vapor barrier film on the walls.

Damper belt packing

Installing the damper tape

Next, install beacons on the floor - pieces of metal profile that will indicate the required level of your future floor.

The process of installing beacons to level the floor - photo

The process of installing beacons for leveling the floor - photo

The metal profile is fixed to the floor surface with screws on the dowels.

Mounting beacons with djubiley

Mounting beacons using dinels

Expanded clay is an artificial porous aggregate intended for the formation of lightweight concrete. Due to the presence in its structure of pores with air - it has excellent thermal insulation properties. The grain size of the kermazite is from 5 to 40 millimeters. It is fired in special rotary kilns.

Stacked expanded clay

Laying expanded clay

Expanded clay is used for insulation of floors and foundations in private houses. It is also used for thermal insulation of interfloor overlappings, mansards and roofs.

Level the expanded clay

Smooth the claydite

The claydite spills out onto the floor, and then it is leveled by the beacons with a long rule.

Lead backfill of expanded clay from the wall to the doorways of the room.

Begin to install the floor

Begin to install the floor

Video - floor insulation in a private house

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