DUC-BLOC PAN – 18×24″ SMALL RETURN PAN

Sierra Building Science, Inc.

$ 82.00


A must have – included in most kits or sold separately.  Supports the weight of the flex duct to make it much easier to seal off return grille.  See it in use in the “Part 3 of 3 – How to Use Duc-Blocs” video above.  Requires two Zipwall poles, purchased separately.

Duct tester collar (flange) and flex duct not included.

Shipping will be charged separately based on the size and weight of the return pan order.


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