
Supplier product photography. Confirm your final color with a physical sample.
DOW
DOWSIL™ Contractors Weatherproofing Sealant - 10.3 Oz. Cartridge
QXO product C-549627 · 6 options
Explore the colors
Selected: Black
QXO SKU 549627 · Product number DOWCWSBLCA
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- TB
- Item Weight
- 1.17
- Algae Resistance
- No
- Applicable Standards
- ASTM C920, Type S, Grade NS, Class 35, Use NT, M, A, and O
About this product
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.



