MFM Building Products: Wind & Water Seal™

This is a 40 mil, self-adhering roofing underlayment composed of a non-slip polymer film laminated to a high-temperature rubberized asphalt adhesive.  A split release film protects the adhesive and is removed as the underlayment is installed.

MFM Wind & Water Seal™ is engineered for use under all roofing materials including metal, asphalt shingles, shake or concrete shingles, and clay tiles. MFM Wind & Water Seal™ adheres aggressively to most clean, dry substrates including metal, plywood, OSB, foam insulation, house-wrap, rigid vinyl and masonry.

• Composed of a non-slip, polymer film

• Engineered for use under all roofing materials

• Single-ply installation direct to the roof deck surface

• Rated for HIGH TEMPERATURE applications

• Ideal for secondary water resistance

• Install in temperatures at or above 50°F

• Self-sealing around fasteners

• Minimum slope for installation is 2" per foot

• Protects from leaks caused by ice dams and wind-driven rain

• May be left exposed for 60 days

• Comes with a 10-Year Warranty

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