Henry 181 repair fabric is a woven fabric， made of flexible filaments of pure glass saturated with asphalt. It has tensil strength of 75 lbs. per in.， giving it stability and durability. It is also acid and heat resistant， and won't rot or decay. The fabric is leak resistant， and helps you easily repair your roof.

Woven， open-mesh asphalt-saturated fiberglass material provides a durable bond

Leak-resistant design lets you easily repair cracks， splits， holes， seams and blisters in roof asphalt cement and coatings

Meets or exceeds ASTM D1668 standards

Use as the second step in leak repair projects

Apply between layers of roofing cement (not included) in commercial and residential applications

Great for vertical applications with a leak stopper (not included)

Completely submerges between layers of roofing cement as part of a 3-way patch for easy installation