Modified Bitumen Roofing - Ruberoid 20

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RUBEROID® 20



Description

RUBEROID® 20 membrane is a tough, resilient modified bitumen membrane manufactured to stringent GAF specifications. Its core is a strong, resilient non-woven glass mat that is coated with flexible, SBS polymer-modified asphalt.


Uses

RUBEROID® 20 is designed for new roofing and recover applications as well as in the construction of flashings. RUBEROID® 20 is an ideal base or interply roofing membrane in modified bitumen systems including GAF CompositeRoof™ and 20/30 systems.


Advantages
  • System guarantees are available for up to 20 years

  • Lightweight — installed roof designs weigh less than three pounds per square foot

  • Durable — combines the strength of fiberglass reinforcement with the elongation characteristics of SBS modified asphalt

  • RUBEROID® 20 membrane is backed by GAF, a company with over 100 years in the roofing business

  • Available as a smooth surface


Applicable Standards
Meets ASTM D6163, Type I, Grade S
FM Approved
Meets CGSB-37-GP-56M
ICC ESR#1274
Miami-Dade County Product Control Approval
State of Florida Product Approval
Texas Department of Insurance
UL/ULc Listed


Product Specifications (Nominal)
Roll Size 1.5 squares (165.1 gross sq. ft.) (15.3 m2)
Roll Length 50.3' (15.34 m)
Roll Width 39.375" (1.0 m)
Approx. Roll Weight 89 lbs (40.37 kg)
Product Thickness 0.085” (2.1 mm)


This product meets or exceeds the following ASTM D6163, Type I, Grade S, minimum requirements:

Property Test Method Value
Tensile Strength @ 0°F (min), lbf/in ASTM D5147 70
Elongation @ 0°F (min), % ASTM D5147 1
Low Temperature Flexibility (max), °F ASTM D5147 0
Tear Strength (min), lbf ASTM D5147 35
Dimensional Stability, (max) % ASTM D5147 0.5

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