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Viper CDR Vent™


Viper CDR Vent™ from Keene™ Building Products is a drainage and ventilation mat designed to eliminate moisture and moisture vapor in roofing and siding applications. It is useful in cedar shingle/shake roofing and siding where a clean airspace is desired for ventilation and drainage.

Viper CDR Vent™

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Viper CDR Vent™ from Keene™ Building Products

– Thickness: 0.30 in./7.6 mm
– Length: 50 ft.
– Area: 200 sq. ft

Features & Benefits:
– Drainage of excess moisture and ventilation in one product
– Lightweight and easy to handle
– Simple installation with mechanical staple hammer
– Polymer core resistant to most known corrosive chemicals, including solvents
– Wide rolls for fewer seams
– Core absorbs and releases no moisture
– Provides no source for the promotion of MOLD, MILDEW or BACTERIA

– Roofing applications including cedar shingles and shakes
– Zinc roofing applications
– Siding applications
– Other roofing applications


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