Fiberglas™ Reinforced Felt Underlayment
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Fiberglas™ Reinforced Felt Underlayment adds an extra layer of protection beneath the shingles, helping prevent moisture from reaching the roof deck.
- Reinforced with fiberglass to support flat, more uniform shingle application
- Unlike standard felt, resists curling or pulling away from fasteners when exposed to moisture or wind
- Increased tear strength to resist tears when walked on or in windy conditions, as compared to standard felt
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About the Brand
For 80 years, we've been a leader in insulation, roofing, and fiberglass composites. And our global presence, with 19,000 people in 37 countries, helps us keep a pulse on the needs of customers around the world.
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