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Ceiling Support Firestop Spacer [for 1" clearance] [Black], 4" Diameter, PelletVent Pro - 4PVP-FS
Duravent$135.174PVP-FS is a black ceiling support firestop spacer for 1 inch clearance. This has a 4 inch diameter and is used with PelletVent Pro pipe, it is also an OEM DuraVent venting component.