A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Roofing material with a non-asphalt backing
A roofing material including a substrate having a top face and a bottom face. The roofing material further includes a non-asphalt coating applied to the substrate and an asphalt layer covering at least a portion of the top face. The bottom face is asphalt-free, or substantially asphalt-free.
Roofing material with a non-asphalt backing
A roofing material including a substrate having a top face and a bottom face. The roofing material further includes a non-asphalt coating applied to the substrate and an asphalt layer covering at least a portion of the top face. The bottom face is asphalt-free, or substantially asphalt-free.
Roofing material with a non-asphalt backing
VERHOFF JONATHAN M (author) / VANHOUTEN DESMOND JOHN (author) / SCHWEIGER SCOTT WILLIAM (author)
2019-08-06
Patent
Electronic Resource
English