Below Slab Insulation Board

Insulating properly below grade can help prevent total structure heat loss and reduce heating and cooling bills by 10 20.

Below slab insulation board. Below grade insulation is important both for the longevity of your structures and for the earth. For a basement remodeling project consider insulating basement walls with foam board. Foamular foamular 250 3 in. Additional insulation is applied along the edges of the slab because that is a primary surface for heat loss.

For under slab applications the rigid foam insulation typically should be installed over a gravel base with a poly vapor diffusion retarder between the gravel and insulation. Get free shipping on qualified under slab foam board insulation or buy online pick up in store today in the building materials department. For new construction use rigid boards to insulate slabs and the outside of foundation walls. Water resistant rigid board for under concrete slab insulation and slab support in traffic bearing applications.

Attach the tongue and groove insulation boards to the concrete wall with adhesive. Get all the construction documentation you ll need in a single click. Specify this solution zip 4 3 mb products in this solution. Owens corning enclosure solutions.

R 15 scored squared edge rigid foam board insulation sheathing model 9gb view the owens corning basement and crawlspace. For under floor slabs foamular 150 or 250 can be used for residential and light commercial applications where floors are subject to normal loads. In 1984 owens corning was currently monitoring samples buried over the summer and was expected to produce data results by 1985 when the samples were dug up. Use a premade kit for this type of project.

Our photo left shows polystyrene foam insulating board below a concrete slab being poured in two harbors mn. Truck tool rental. Below grade under slab system with foamular rigid board insulation. Follow with a 2x4 frame wall and insulate it with batt insulation.

Underslab floor insulation rockwool rigid stone wool boards used as a continuous layer of insulation under a concrete slab can provide the thermal efficiency and mechanical properties required as an alternative to rigid foam. Horizontal insulation placed less than 12 inches below the ground surface or that portion of horizontal insulation extending outward more than 24 inches from the foundation edge should be protected against damage by use of a concrete slab or asphalt paving on the ground surface directly above the insulation or by cementitious board plywood rated for below ground use or other acceptable materials approved by the code official placed below ground directly above the top surface. Below grade under slab system with foamular extruded polystyrene rigid board insulation and radiant heating.