What is the best synthetic roof underlayment available?
I have seen literally a dozen synthetic roof underlayments for asphalt shingles. The prices are all over the place. Is there a chart or magazine that compares the relative merits of each?
Posted Sep 23, 2012 10:00 AM ET
Other Questions in Green products and materials
How to prevent or control humidity, mold, etc. in an indoor Retail, Dining, & Entertainment structure with a large body of water