RCD Corporation

Sealing heating and cooling air ducts with RCD Mastics saves energy. RCD Corporation's® Adhesives, Caulks, Mastics, Duct Sealants, and Insulation Coatings save energy by sealing leaking sheet metal ductwork, flexible duct and fiberglass ducts. Repairing leaky ductwork and crawl spaces improves indoor air quality and saves electricity. HVAC contractors, mechanical contractors, duct designers and weatherization contractors depend on RCD's low VOC building products.