Molded from a lightweight plastic these collars provide a rigid connection to the ductwork. Available for supply and return opening with flexibility for any inlet/outlet location. Sold 1 at a time.

Designed for Wine Guardian grilles and connections at the wine cellar. The ¼ Ton unit uses an 8″ diameter duct collar, the ½ Ton & 1 Ton unit use a 10″ diameter duct collar, and the 2 Ton unit uses a 12″ diameter duct collar.