Gorilla Guard high performance underlayment for steep slope roof applications. Made to order for the true professional. Contractors across the country told us what they wanted in a high quality underlayment. We utilized new technology to create an underlayment with high performance features that out-performs typical organic felt by adding glass fibers. You’ll save time – and labor costs – by using the right product the first time. Gorilla Guard is just one more reason from Atlas to thump your chest and roar!
- Meets ASTM D 6757 criteria for reinforced underlayments
- Meets performance criteria of ASTM D 4869 Type I and Type III (#15 & #30 Standard), ASTM D 226 Type I (#15)
- Convenient four square coverage rolls; less waste and less handling
- UL Classified as roofing accessory
- Glass fiber reinforced, organic felt underlayment
- Strong/tough
- Lays flatter on deck in wet conditions
- Highly resistant to wrinkling
- Reduces the likelihood of slipping for increased safety
- Resists tear away from fasteners when walked on or in strong wind when properly installed
- Meets shingle underlayment requirements for the Atlas Signature Select roofing system
- Better quality product than #30 Felt at similar cost per square
- Florida building code approved - FL 11915
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Additional Information
Manufacturer: Atlas Roofing Corporation
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