Description
4″ Reduction Collar, Simpson PelletVent PRO, Reduction Collar 4PVP-RC
4″ PelletVent PRO, Reduction Collar.
This is a 4″ Reduction Collar, this is from the PelletVent Pro Line.This reduces the center hole diameter in the ceiling support/wall thimble Cover to fit 3″ and 4″ pellet pipe. This can be used as a trim collar when penetrating a masonry chimney. It is painted black.