| 释义 |
Roofing felt
roofing felt[′rüf·iŋ ‚felt] (materials) Thick asphalt-impregnated paper used for roofing. Roofing feltOriginally made with cotton rag content, this asphalt-saturated product is now made of paper. At times confused with building paper, roofing felt and building paper differ in two ways: (1) building felt is made of recycled-content paper, versus virgin paper for building paper; (2) felt is made of a heavier stock paper, versus a lighter stock for building paper.asphalt prepared roofing, asphaltic felt, cold-process roofing, prepared roofing, rolled roofing, rolled strip roofing, roofing felt, sanded bituminous felt, saturated felt, self-finished roofing felt  Installing asphalt prepared roofing A roofing material manufactured by saturating a dry felt with asphalt and then coating the saturated felt with a harder asphalt mixed with a fine mineral, glass-fiber, asbestos, or organic stabilizer; available in the form of rolls. All or part of the weather side may be covered with mineral granules or with powdered talc or mica. The reverse side is covered with a material suitable to prevent sticking in the roll. The |