Description
Hardcast CCWI-181 is a water-based duct sealant mastic for indoor and outdoor use on all duct systems. Brush or trowel it over seams, joints and takeoffs on sheet metal, duct board and flex duct to stop leaks. Meets SMACNA seal classes A, B and C, code approved, low VOC and cleans up with water. White, one gallon pail.
Additional information​
| Weight | 12 lbs |
|---|---|
| Dimensions | 8 × 8 × 8 in |
Hardcast CCWI-181 Water-Based Duct Sealant, White, 1 Gallon
$38.55
Ships from Miami
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Hardcast CCWI-181 white water-based duct sealant mastic, 1 gallon pail.
We provide a comprehensive 2-year warranty covering manufacturing defects and material failures.
Every blade undergoes rigorous quality control to ensure long-lasting performance and structural integrity.
Worldwide tracked delivery. Dispatched within 24 hours of order confirmation.
Not satisfied? Return any item within 30 days for a full refund, no questions asked.
Full technical details and material specifications are listed below.
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