DETAILS
DESCRIPTION
"GAF MATERIALS" SHINGLE UNDERLAYMENT
- Smooth, film surface link barrier with special adhesive for one-time repositioning, but aggressively adheres over time
- Unique film surface pattern improves footing even in hot weather
- Split back release film peels off in layers for faster installation and greater homeowner value
- Design to withstand high metal roof temperatures and will not melt or flow
- High temperature compound is suitable for most metal roof applications
- Fiberglass reinforcement helps resist wrinkling and buckling
- Self seals around nails or metal roofing fasteners
- Lays flatter under shingles
- Roll - 200 square feet
- Size - 3' x 66.8'