Breathable polyolefin coating performs as both a water-resistive barrier and an air barrier.
GreenGuard PB4 Waterproofing Protection Board
Tough XPS fanfold protects waterproofing membrane from backfill damageGreenGuard PB4 Waterproofing Protection Board
Tough XPS fanfold protects waterproofing membrane from backfill damage
After the waterproofing membrane is applied to the foundation, protect it from damage during backfilling with PB4 Waterproofing Protection Board. Its dense, closed-cell construction and tough plastic facers resist both moisture absorption and decomposition.
Product Highlights
Easy to handle and cut, no loose foam beads
Convenient 4 ft x 50 ft bundle
