Insulation Over Existing Concrete Floor

Levelling floors a layer of insulation can help to level badly finished concrete floors.

Insulation over existing concrete floor.

Is the insulation strong enough. Our specially designed concrete slab insulation. Cover the entire floor with a vapor barrier such as 6 mm polyethylene sheeting. How the floor will be used.

Concrete is cold and hard but an insulated concrete slab can make a heated garage significantly warmer and more energy efficient. When demolishing the existing finishes with the aim to better waterproof the concrete from the interior i discovered mould on the concrete walls and floor. Reflectix has an insulating upgrade available for a radiant floor system installed over an existing floor. Also check the floor for smoothness and level.

Instructions lay vapor barrier insulating concrete garage floors begins with covering the entire floor with 6 mil polyethylene which. Installation instructions and illustrated drawings are recommendations only while proper local construction methods are the responsibility of the installer. Measure 16 inches from the face of one wall. The floor was carpet installed over thin poly likely 3 4mil and the walls were 2x4 fibreglass batt insulated with the same thin poly over them.

Lay rigid foam lay sheets of high density rigid foam over the polyethylene. Pro radiant floor over an existing floor. Insofast s insulation panels provide an easy way to insulate a cold concrete floor. Much depends upon whether the floor is new or existing.

You may need to grind down significantly high spots to ensure an even surface. The type of construction and what you want to achieve. Overlap the seams of the vapor. Use a utility knife to cut the foam to size.

If your concrete floor is for industrial or heavy duty applications then any insulation you use needs to have a high compressive strength to take the weight of whatever. Place a length of. If you know you have issues with moisture tend to those problems before installing the insulation. 1 to prepare for insulating the floor first evaluate the condition of the concrete.

Insulate existing concrete floors 1. Thickness many types of insulation board are at least 50mm thick raising the level of the floor. Be sure to use compression grade rigid. Cons of insulation boards.

Not a finished surface you will need to lay a chipboard layer over the insulation boards adding to the height. The panels can be applied to every surface from floors to walls to ceilings.