Dow Corning Contractors Weatherproofing Sealant (CWS)

Maximum Protection

Dow Corning Contractors Weatherproofing Sealant (CWS) is a multipurpose, weather resistant silicone sealant formulated for sealing expansion and control joints, concrete and tilt-up panel joints, and caulking of windows, doors and panels. CWS requires no primer on most common porous and non-porous building materials, including concrete, masonry and aluminum. Available in cartridges or sausage in 29 colours.

Dow Corning silicone sealants preserve adhesion and elasticity under the most extreme conditions, including high humidity and UV exposure. They are easy to use, odourless, and provide long-term durability.

Features and Benefits

• No priming needed
• Balanced adhesive strength
• Easily gunnable in all weather conditions