This material offers the highest r values about r 6 to 6 5.
Foil backed rigid insulation board.
Working with home insulation boards insulation panels typically come in 4x8 foot sheets.
Also known as rigid insulation it offers a high r value which helps keep your home at a comfortable temperature even on the coldest days.
They re much lighter and easier to work with than plywood sheets.
The rigid board sheathing has a one inch layer of continuous insulation for maximium wall and worksite efficieny.
Johns manville r 13 common.
Products with foil facing help the panels resist moisture vapor.
Great for a diy install insulation board is resistant to moisture so you can place it almost anywhere in your home.
These boards will not bend break or sag but will on the contrary contribute to the overall integrity of the wall structure.
2 in x 4 ft x 8 ft.
Ap foil provides exceptional heat moisture and air control and when installed correctly eliminates all major thermal bridges that cause heat loss.
Smaller sizes are also available.
Johns manville ap foil faced foam sheathing board is rigid polyisocyanurate foam sheathing that provides exceptional heat moisture and air control to protect your building s exterior walls and when installed correctly eliminates all major thermal bridges that cause heat loss.