Company Overview

Safely Sealed for Life®

Hardcast encompasses Hardcast Duct Sealants and Adhesives, DynAir Airflow Hardware and Accessories, and the Nexus 4-Bolt Flange Closure System. As an industry leader, Hardcast supplies superior products and engineered solutions to ensure the sustainability of your HVAC system. Their formulations include U.L. listing, U.L. GREENGUARD Gold certification, True Zero VOC content and 10 Year Warranties. These products exceed industry standards and are engineered to ensure consistent, quick and accurate installation. Hardcast products and solutions deliver maximum efficiency, unparalleled quality, and unmatched savings.

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