Attic Rigid Foam Insulation
You can use rigid foam panels or do as tom silva does with nearly all houses these days.
Attic rigid foam insulation. Fibreglass batts are about 0 03 0 07 square foot r. Rigid foam insulation offers great benefits for a variety of insulation purposes making it a smart choice for many homeowners. When installing attic insulation it s important to have the right material for each job. Rigid foam provides quality insulation for multi level attics super decks and more.
Rigid foam insulation come in several varieties and of course there are different makers of each type. Rigid foam insulation can be used to in a variety of areas where cellulose is not ideal such as multi level walls. While all foam insulation products are derived from petroleum some of the key differences include water resistance r value per inch compressive strength facings permeability to water vapor and evidently cost. Typical thicknesses range from inch to 2 inches with estimated r values of r 3 for the inch to r 10 for the 2 inch board.
Get free shipping on qualified attic foam board insulation or buy online pick up in store today in the building materials department. The superattic system utilizes proprietary silverglo rigid foam insulation panels to fully seal and insulate the attic directly beneath the roof rafters and directly inside the gable ends. Product thickness in 1 in 1 625 in 1 insulation location. Some of the areas where we use rigid foam insulation include.
All of these rigid foam insulation options are usually sold in 4 8 sheets of varying thickness from 1 2 to 2 so you can pick and choose the best option for your house. 2x4 wall 2. The superattic system creates a continuous air and insulation barrier directly beneath the attic roof with no thermal bridging to compromise energy performance. Rigid foam board also known as foam board or insulation board can be an excellent option for insulation.
As we can see in terms of insulation value for your money the batts take a bat to all challengers. Expanded polystyrene eps extruded polystyrene xps and polyisocyanurate are the most used types of rigid foam insulation. A 4 by 8 board weighs next to nothing and can easily be cut to fit. Rigid foam and air sealing fill gaps in your attic structure.
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. Rigid foam panels are about 0 10 0 15 square foot r. Rigid foam provides excellent durability and water resistance allowing it to be used in areas where cellulose insulation isn t the right fit. It is lightweight and easy to work with.
Rigid foam insulation comes in panels that can be cut to size. Expanded polystyrene eps r value. Hire a pro to install spray foam insulation. Step 3 place caulking and furring strips.
If you re considering turning your attic into conditioned storage or living space it s worth changing tactics to insulate between the rafters and wall joists instead of the floor.