R matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation r matte plus 3 thermasheath 3 is rigid foam plastic thermal insulation board.
Attic foam board.
Get free shipping on qualified attic foam board insulation or buy online pick up in store today in the building materials department.
Foam insulation boards can be attached to concrete walls as well and in such a case care should be taken not to chip the cement.
It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches.
Use furring strips nailed into the sides of the rafters so that you have something to fasten the board to.
Click to add item r 3 expanded polystyrene foam board insulation 3 4 x 14 1 2 x 48 6 pk to the compare list.
Install foam boards with the foil side facing you.
To create an airtight seal use foil tape.
Some types of thicker foam board insulation are available but they may need to be special ordered.
Foam board insulation is easy to use and is a great diy way to add some insulation.
Step 3 place caulking and furring strips.
Your board must leave at least inch gap between the board and the roof.
Shop at lowe s to find the foam sheeting you need for your next insulation project.
When installing foam insulation boards in the attic make sure you start from one corner and work your way around the room.
The superattic system creates a continuous air and insulation barrier directly beneath the attic roof with no thermal bridging to compromise energy performance.
Polyisocyanurate is another option coming in as the densest and more expensive option for foam board.
It s made of environmentally sound closed cell polyisocyanurate foam bonded to a durable white matte non glare aluminum facer and a reflective reinforced aluminum facer.