Duct Sealants
CCWI-181 All Purpose Mastic Duct Sealant
- All purpose duct sealant
- For indoor and outdoor use
- Mold- and mildew-resistant
- Synthetic latex base
- Built-in polyester reinforcement
and UV inhibitors - Non-flammable
- Passes ASTM C-731 and ASTM D-2202
- City of Los Angeles Approval RR #8427
- EPA Approved
- FDA Approved
- LEED Compliant
- Passes SCAQMD Rule 1168
- UL Listed
- USDA Approved
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