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WR Grace Ultra 34" x 70' Roof Underlay

Brand: WR Grace Mfg#: 62857
Product#: 4574661
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Description


Grace Ultra is composed of two waterproofing materials—an aggressive butyl rubber based adhesive backed by a layer of high density cross laminated polyethylene. The product is 30 mils (0.76 mm) thick making it easy to handle and apply. The unique, advance


Features


  • Grace expertise: Grace is the recognized leader in self-adhered roofing underlayments and is the manufacturer of Grace Ice & Water Shield® roofing underlayment
  • Better Chemical Resistance: Compatible with low slope roofing materials such as EPDM and TPO
  • Grace expertise - Grace is the recognized leader in self-adhered roofing underlayments and is the manufacturer of Grace Ice &Water shield
  • Easy to handle and apply: The membrane bonds firmly to the roof deck and forms high quality laps
  • Plastic release: Plastic is easy to remove and easy to dispose
  • Self sealing: The membrane meets key building code standards for nail sealability of self-adhered roofing underlayments
  • Plastic release�Plastic is easy to remove and easy to dispose of
  • Heat resistance: The membrane is specially formulated to resist temperatures up to 300 deg F without degradation of the butyl adhesive
  • Easy to handle and apply - The membrane bonds firmly to the roof deck and forms high quality laps
  • Self sealing - The membrane meets key building code standards for nail sealability of self-adhered roofing underlayments
  • Aesthetically pleasing - the thin membrane meets code standards for fastener sealability but will not show through roof coverings
  • Slip resistant surface: The slip resistant surface maximises traction for safety without compromising the water integrity of the laps
  • Slip resistant surface - the slip resistant surface maximizes traction for safety without compromising the water integrity of the laps
  • Reroofable - Unlike some granular surfaced membranes, grace ultra will not adhere to the underside of the exposed roof covering making reroofing easier and less costly
  • Heat resistance - the membrane is specially formulated and will resist temperatures up to 300 deg F without degradation of the butyl adhesive
  • Reroofable: Unlike some granular surfaced membranes, Grace Ultra™ underlayment will not adhere to the underside of the exposed roof covering making reroofing easier and less costly

Specifications


  • Brand: WR Grace
  • Product Line: Ultra
  • Standards: ASTM Specified
  • Type: Self-Adhering
  • Material: Butyl Rubber Adhesive Backed
  • Thickness: 30 mil
  • Color: Gray/Black
  • Temperature Rating: -20 deg F
  • Tensile Strength: 250 psi
  • Length: 70 ft
  • Width: 34 in