Last Activity:03-31-2009 8:46 AM
Posted in thread: Room in Attic Delimea on 03-31-2009 at 02:53 PM
Look for the highest R-value per inch. That way you lose the least head room. But to get R-40,
you will need more the 3 1/2". And once you are spraying the upper 4', you are probably better
off doing ...
Posted in thread: Ventilated Deck for Metal Roof on 03-30-2009 at 04:40 PM
Is it important to have a ventilated deck for a metal roof? Or can you spray open cell foam
insulation on the back side of the deck? I am thinking the optimum is to have a metal roof,