1.1 This specification covers polymer modified bituminous sheet materials intended for use as underlayment on roof eaves, or valleys, or both, to prevent leakage of shingle, tile, or metal roofs from water back-up due to ice dams.

Product Details

Published:

11/01/2018

Number of Pages:

6

File Size:

1 file , 130 KB

Redline File Size:

2 files , 340 KB