Description
Perfect for sealing pellet stove flues and gas appliance vent pipes, this high-temperature silicone is built to handle demanding conditions. Black formula can resist continuous temperatures up to 450°F and intermittent spikes to 500°F. Designed for both indoor and outdoor use, it cures fully in 24 hours at a minimum of 60°F, providing a flexible, heat-resistant seal for venting applications.
