membrane roofing


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membrane

In built-up roofing, a weather-resistant (flexible or semiflexible) covering consisting of alternate layers of felt and bitumen; fabricated in a continuous covering and surfaced with aggregate or asphaltic material.
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The best way to evaluate membrane roofing is to balance material properties with performance data.
Hanna, an international specialty chemicals company, has reached an agreement in principle to sell its elastomeric membrane roofing material business to Firestone Building Products, a division of Bridgestone/Firestone.
companies saw an opportunity to enter the roofing market with a viable alternative: the new technology of flexible membrane roofing. The rest is history; market share of flexible membrane roofing systems has been growing ever since.

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