Seal Leaky Air Ducts and Save Energy How to seal air ducts. Did you know that improperly sealed air ducts leak 10-15% of their conditioned air? That’s a lot of wasted energy and wear and tear on your heating and cooling system. Sealing HVAC ducts with RCD Corporation duct sealants saves energy, improves indoor […]
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Affordable Home Comfort With RCD Mastics RCD Corporation’s water-based air duct sealants save energy, improve indoor comfort and air quality, and reduces air infiltration into the living area by sealing duct leaks.
RCD Corporation Helps You Build Affordable Comfort RCD Corporation, a U.S. manufacturer of water-based air duct sealants since 1958.