Air, Vapor and Water Resistive Barriers Project

One Light Tower – Kansas City, MO

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PRODUCTS: XL-Perm Ultra VP, XL-Flash, AVB Silicone, 890NST, 890FTS

Luxury apartments. XL-Perm Ultra VP – Cold Weather Application.

Pecora Calculator
Air Barrier
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Required Dry Mil Coverage (mils)

Total Sq. Ft. Of Project

Estimated Waste (%):
Coverage Rate(Wet):
Sq. Ft./Gallon


Materials Required

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