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Square Ceiling Support Box & Trim Collar - 36" tall, 6" Diameter, DuraPlus [Triple-Wall] - 6DP-CS36
Duravent$549.066DP-CS36 is an 36 inch tall square ceiling support box and trim collar with a 6 inch diameter. This is used with DuraPlus triple wall pipe and is an OEM DuraVent venting component. -
Square Ceiling Support Box 36" with Attic Insulation Shield, 6" Diameter, DuraTech - 6DT-CS36IS
Duravent$498.656DT-CS36IS is a 6 inch diameter 36 inches long square celing support box with the attic insulation shield. This is used with DuraTech pipe and is an OEM DuraVent venting component.