Board Asphalt Saturated
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 Sheet type felt - Patent 4513045
- 5. Insulation board according to claim 1 wherein the asphalt has a ring and ball ... Conventional asphalt saturated felt facers for insulation boards have poor fire ...
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- technical bulletin
- The asphalt-saturated felt keeps the deck dry until shingle ... Asphalt-saturated felt offers protection from resins that may come from wood board sheathing. ...
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- Roof Protection Board (Canada)
- ... core formed between two asphalt-saturated fibreglass liners and a plastic separator sheet. ... The asphalt board then becomes an integral part of the roof ...
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