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Construction Solutions


Dow Corning® Contractors Weatherproofing Sealant


Silicone weatherproofing performance at a urethane-competitive price

DOWCORNING® Contractors Weatherproofing Sealant (CWS), available in a variety of colors to match your project, is a versatile, one-part silicone sealant. CWS is formulated for sealing expansion and control joints, concrete and tilt-up panel joints and curtainwall joints; for perimeter caulking of windows, doors, panels and EIFS; for radon mitigation; and for bedding mullions, panels and frames. CWS requires no primer on most common porous and nonporous building materials, including concrete, masonry, precast, EIFS, aluminum and painted aluminum. Best of all, CWS offers the long-life weather resistance of silicones in a variety of colors, plus welcome economy.

Available in 20 standard colors, 19 special colors, and custom colors

The standard colors are:  White · Limestone · Gray · Black · Bronze · Sandstone · Aluminum · Antique White · Window Bronze · Precast White · Charcoal· Off White · Ivory · Buff · Anodized Aluminum · Sandalwood · Geographic Beige · Redwood Tan · Light Bronze · Mountain Fog

DOW CORNING Contractors Weatherproofing Sealant is available with a 5-year limited weatherproofing warranty. For additional information, contact your Dow Corning representative.

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If you need additional information, please contact us.

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Dow Corning Contractors Weatherproofing Sealant
Dow Corning® Contractors Weatherproofing Sealant offers one-part, primerless silicone performance at a urethane-competitive price in a variety of colors.

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