Vertical sidewall waterproofing

Ultra HT Wind & Water Seal high-temperature roofing underlayment can be used for vertical sidewall applications. The self-adhering membrane uses cool-white, cross-laminated, high-density polyethylene film laminated to a high-temperature rubberized asphalt adhesive system rated to 250 F. The product is self-sealing around fasteners and has a 90-day UV exposure rating. With a thickness of 45 mils, the underlayment is available in 12-, 18-, and 36-in. x67-ft. rolls.

MFM Building Products, Coshocton, OH
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