Henry HE740916 Roofing Underlayment, 65 ft L, 195 sq-ft Coverage Area, Asphalt

Waterproofing underlayment. Composed of a high tack rubberized asphalt, coated on a non-woven glass fiber mat. Lower surface has a split-release silicone release backing for ease of application. Specifically designed to provide secondary waterproofing protection to shingles as well as prevent ice damage and wind driven rain. Meets ASTM D1970-08 standard and is ICC listed. Self-sealing when penetrated by mechanical fasteners or roofing nails. Fully adhered system prevents lateral moisture migration. Sand surfaced for slip-resistance. UL Classified. Class A fire classification under fiber-glass shingles and Class C under organic felt shingles (per ASTM E108/UL 790). 1.3 mm thickness.Contributes to LEED points, 100% Recyclable

Contributes to LEED points, 100% Recyclable

Cool gray surface, doesn't expand or contract

Synthetic construction inert to mold growth

Does not absorb water and wrinkle

Does not leach oil

Does not dry out or degrade

High resistance to wind

Patented SURE-FOOT slip-resistant nodular walking surface and an advanced resin technology offer a superior steep slope walkability

Up to 6 months UV exposure rating