It provides about r 5 per inch.
Styrofoam insulation with foil backing.
A foam board is usually constructed as insulation panels which are used to insulate the home.
0 56 in x 4 ft x 8 ft 1 unfaced polystyrene foam board insulation item 511270 model 100000050497.
Ship to store free.
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.
500 sqft 4ft x 125ft of nasa tech commercial grade perforated no tear green energy radiant barrier reflective insulation attic foil roof attic house wrap scif rifd 4 6 out of 5 stars 122 74 88 74.
Foam insulation board also comes with a foil backing and when the foil is just on one side of the board you have a decision to make regarding its orientation.
Choose this option for areas that need a good amount of strength and water resistance.
Johns manville r 5 common.
They can be used to insulate everything from the roof to even the foundation of the home.
Thd sku 296960.
Add to list click to add item johns manville foil faced polyiso foam board insulation 4 x 8 to your list.
This material offers the highest r values about r 6 to 6 5.
Continuous exterior sheathing is required per building codes in many states.
0 56 in x 4 ft x 8 ft.
4 variations available laminated expanded polystyrene foam board insulation 4 x 8 click to add item laminated expanded polystyrene foam board insulation 4 x 8 to the compare.
Products with foil facing help the panels resist moisture vapor.
0 75 in x 4 ft x 8 ft.
This will provide a great deal of thermal resistance.
0 75 in x 4 ft x 8 ft ap foil 1 faced polyisocyanurate foam board insulation item 101621 model 90001014.
Foam board insulation can also be backed with aluminum foil.
Kingspan insulation r 3 common.
Super tuff r r 6 5 1 in.