WHAT'S NEW?
RU-200 Roof Underlayment
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WaterBlock® RU-200 is a premium roofing underlayment that delivers exceptional long term weather barrier performance compared to both traditional asphalt felt products and other synthetic underlayments.
WaterBlock® Premium Woven Housewrap is Here! Tech Data sheets are now available. Learn more
Installation Guides
The WaterBlock Installation Guides will guide you step by step how to install your Window & Door flashing.
Premium Polyurethane Sealant
Tech Data | MSDS
WaterBlock® Premium Polyurethane Sealant is a one-component, moisture cure polyurethane that is specifically engineered to be used with the WaterBlock family of products for sealing framework of windows and doors, as well as expansion and control joints. WaterBlock® Premium Polyurethane Sealant is suitable for most building materials including masonry, concrete, wood, steel, aluminum, vinyl, and most plastic.