Loyola Enterprises

A veteran and minority owned SDB Certified Business.

Contractors Weatherproofing Sealant

Dow Corning® Contractors Weatherproofing Sealant


Purchase CWS/Antique White - W-DRAW - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/Black - W-DRBK - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/Bronze - W-DRBZ - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/Gray - W-DRGR - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/Limestone - W-DRLS - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/Sandstone - W-DRSS - Buy Now $69.95

(12) 10 oz Tubes

Purchase CWS/True White - W-DRTW - Buy Now $69.95

(12) 10 oz Tubes

Dow Corning® Contractors Weatherproofing Sealant (CWS) is a one-part, moisture cure, medium modulus sealant that provides durable, flexible, watertight joints and offers outstanding unprimed adhesion to most non-porous substrates. It is specifically developed for sealing dynamically moving joints.

Typical Properties
Application Temperature Range -29 Deg C to 49 Deg C
Durometer - Shore A 20 Shore A to 30 Shore A
Elongation 550%
Movement Capability 25%
Peel Strength 20 ppi to 28 ppi
Room Temperature Cure - Hours 168 Hours to 336 Hours
Service Temperature High 121° C
Service Temperature Low -40° C
Shelf Life 360 Days
Tack-Free Time-50% RH 360 Minutes
Tensile Strength 180 psi
Volatile Organic Content 35 g/liter

*These values are typical properties and are not intended for use in preparing specifications.

Characteristics
  • Adhesion to: Alodine Aluminum, Aluminum, Anodized Aluminum, Brickwork, Ceramic, Concrete, Enameled & Reflective Glass, Extruded Mill Finish, Fluorocarbon Coated Aluminum, Glass, Granite, Heat Strengthened Glass, Light-Weight Stone Panels, Limestone, Low E Coated Glass, Marble, Masonry, Metal, Metal Panels, Paint, Plastic, Polyester Powder Coated Aluminum/Steel, Stainless Steel, Steel, Stone, Vinyl/PVC-U and Wood.
  • Primerless Adhesion
  • Neutral Cure
  • Ozone Resistance
  • Thermal Resistance
  • UV Resistance
  • Water Resistance
Regulations
  • AAMA
  • ASTM C 920 Type S, Grade NS, Class 25, Use NT, M, G, A, O
  • ASTM C-510 on concrete, masonry, brick
  • EIFS Approvals
  • SWRI Validation
Purchasing
For pricing options and packages, contact us at
800.937.9021 Ext - 106, Or
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