Accessories
Duct Sealer
In Stock — Same-day counter pickup in Concord, ON
Water-based mastic duct sealant in stock at MaticAir for sealing rectangular and round duct. GTA HVAC contractors pick up by the pail at our Concord counter.
- Water-based mastic sealant for rectangular and round duct joints, seams, and connections
- Meets SMACNA and ASHRAE leakage class requirements
- Applied with brush or gloved hand — use over mesh tape on high-leakage joints
- Same-day counter pickup in Concord, ON
More in Accessories
Commonly ordered with
