Owens Corning Roofing

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WeatherLock® G Granulated Self-Sealing Waterproofing Barrier

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Extra protection against weather and storms. Use WeatherLock® G Granulated Self-Sealing Waterproofing Barrier on the entire roof deck as a secondary water barrier under asphalt shingles, wood shakes and quarry slate roof assemblies. This provides additional security against leaks caused by storms, wind-driven rain and shingle blow-offs – and peace of mind that your roof has an extra layer of protection.

Area 2 sq. roll – 196 sq. ft. (18.21 m2)
Length 2 sq. roll – 71.3 ft. (21.73 m)
Width 3 ft. (.91 m)

Applicable Standards

  • ASTM D 1970
  • UL Class A, Class C
  • Florida Building Code
  • Uniform Building Code Tables 15B-1, 15B-2, 15D-1 and 15D-2
  • Miami-Dade County Approved
  • ICC-ESR-1783

Documentation