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′

WARNING: This product can expose you to chemicals including Silica, crystalline, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov