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.

  1. General Installation Guide
  2. Create Custom Installation
  3. Recessed Install Guide

 

Flashing Membrane - 25 mil

Tech Data | MSDS
WaterBlock® WFM-25 is composed of premium grade SBS modified bitumen laminated between a super strong, yet very flexible, UV resistant woven polyethylene complex on the face side, and a silicon release, siliconized plastic release film on the back side. Creates the MOST VERSATILE SELF SEALING Waterproof Flashing Membrane AVAILABLE, allowing for both STICK ON or NAIL ON installations.