Bernard Dalsin Manufacturing (BDM) was granted US Patent No.  8,734,209 on May 27, 2014, in connection with its Pro-Form Direct-Vent Insert Termination Cap. The cap has been patent-pending since Feb. 27, 2006 and has since been sold through OEM, specialty hearth retail, and chimney sweep sales channels. The cap was designed to have a more traditional appearance atop a masonry chimney while incorporating performance features such as wind and water diffusion capabilities, solving common problems among traditional termination caps.

The patent includes 23 claims as to various features and aspects of the invention. Please visit the United States Patent & Trademark website below to view the patent in its entirety. For more information about the Pro-Form Direct-Vent System, contact BDM at (800) 729-9505.

Visit the United States Patent & Trademark website.
Visit the Bernard Dalsin Manufacturing website.