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WATER RESISTANT ROOFING UNDERLAYMENT
An article comprising a water resistant underlayment portion is provided comprising a first non-woven fabric layer, a film layer, a first bituminous material layer, a second non-woven fabric layer, a woven fabric layer, and a second bituminous material layer.
WATER RESISTANT ROOFING UNDERLAYMENT
An article comprising a water resistant underlayment portion is provided comprising a first non-woven fabric layer, a film layer, a first bituminous material layer, a second non-woven fabric layer, a woven fabric layer, and a second bituminous material layer.
WATER RESISTANT ROOFING UNDERLAYMENT
MALLICK JOHN (author) / AYLWIN RUFUS (author)
2019-09-26
Patent
Electronic Resource
English