When spray foam is installed on the underside of the roof deck the attic space is insulated from heat that otherwise would be entering the attic.
Spray foam insulation for attic roof.
One huge benefit of the spray foam insulated attic is that conditioned air leakage from the ac furnace duct system is contained and used to condition the attic.
Spray foam kits are quicker and easier to use plus you get a seamless air barrier and high r value in just 1 inch.
This construction approach was first used in the 1970s and it has been implemented much more widely since it was first included in the international code council s icc model building code in 2007 irc section 806 4.
The insulation reduces wildly high temperature spikes and so the attic becomes a conditioned part of the home like any other room.
Unfortunately it s a labour intensive process during a time where good labour is hard to find.
When we seal the attic with spray foam it s as tight as a butter tub.
Most unvented attics incorporate spray polyurethane foam spf on the underside of the roof deck and attic walls.
Polyurethane or polystyrene spray foams can provide thorough coverage to roof rafters and attic walls in much less time than is needed for other materials.
It will also help keep any duct leaks within the conditioned space of your attic.
There are numerous ways in which an unvented attic insulated with spray foam can reduce a home s energy consumption.
Unlike solid insulation products that require careful measurement cutting and fitting spray foam can cover even the most uneven surface instantly.
If you d like to start saving money and time today buy foam it green spray foam insulation now or call us at 800 516 0949.
Spray foam is considered a high end insulation because of the cost and because it is seen as a fix all solution for insulation or air sealing.
Choose foam it green spray foam insulation kits and don t settle for less than you deserve.
Open cell spray polyurethane foam or closed cell spray polyurethane foam ccspf insulation can be sprayed along the underside of the roof sheathing to provide a conditioned and insulated attic space that can be durable and efficient in all climate zones see figure 1.
Using icynene spray foam as your attic insulation will turn your attic into a conditioned space.
In a vented attic all of that expensive airflow is lost to the environment.