DuraVent 4PVP-CS PelletVent Ceiling Box - 4" Type_Pizza Oven Cover you also need FreshWater Vanishing

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DuraVent 4PVP-CS PelletVent Ceiling Box - 4" Type_Pizza Oven Cover you also need FreshWater VanishingDuraVent 4PVP CS PelletVent Ceiling Box 4" Overview DuraVent PelletVent Pro features twist lock construction in both 3" and 4" diameters. Listed at 1" clearance to combustibles in the USA. This PelletVent Pro can be used in both vertical and horizontal installations. Stainless Steel welded seam inner wall, combined with galvalume welded seam outer wall. Whats in the Box 1 x DuraVent 4PVP CS PelletVent Ceiling Box 4" Specifications Material: Galvalume