HT Underlayment

EXCEPTIONAL® HT (high temperature) is a self-adhesive roof underlayment and eave protection membrane composed of SBS-modified bitumen designed to withstand service temperatures up to 240° F (116° C).

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Features

  • Protects decking up to 90 days until an EXCEPTIONAL Metals roofing system can be installed.
  • Slip-resistant tri-laminate woven polyethylene surface provides a safer temporary surface to walk.
  • Compatible with common decking: plywood, oriented strand boards (OSB), asphaltic boards, wood plank, concrete and masonry.
  • Peel and stick adhesive for easy application.
  • Apply HT Primer to enhance adhesion.
Roll dimensions, weight Net Coverage per roll Rolls per skid
3’ x 67’, 40-lbs. 184.3 ft2 36 (~6,634.80 ft2)

Available Colors

Colors shown represent the actual color as closely as possible. To ensure exact color for final approval, a metal color chip is available upon request. Some color/gauge combinations may not be available or have minimum order quantities and/or extended lead times. Please contact us with any questions.

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