Shingle Double 30 Underlayment
Double 30 is a 2-ply roofing underlayment system applied directly to your roof deck. It consists of two layers of 30-lb asphalt-saturated roofing felt, creating a stronger, thicker, and more durable moisture barrier than a standard single layer.
Benefits
Stronger Waterproof Protection Better Protection During Installation Increased Wind Resistance Longer Roof Lifespan Smoother Shingle Installation Added Insurance Against Deck Movement
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