Advantage-30 Synthetic Roof Underlayment

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WaterBlock Advantage-30 is designed and manufactured to provide a superior roofing underlayment compared to both asphalt felt products and other synthetic underlayments.

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

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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.