Mason-Lite 12" Firestop for MFP33, MFP39, MFP44 and Custom Units Masonry Fireplaces btu8530 As operating systems update (

As operating systems update ( iOS

Product size: 18

Designed for appliances tested and listed for direct vent

Lamp Model 3200W Lamp Type

25" (B) x 3" (C)

Mason-Lite 12" Firestop for MFP33, MFP39, MFP44 and Custom Units Masonry Fireplaces btu8530 As operating systems update (Mason Lite is approved with any UL 103 listed metal chimney used in gas and wood applications. For your convenience, we have partnered with DuraVent. Available in DuraChimney II and DuraTech. What's Included Firestop Features Use in ceiling floor penetrations above a fireplace. For use with Mason Lite MFP33, MFP39, MFP44 and Custom Units Firebox Kits Specifications Brand Mason Lite Item Number 12DCA FS Product Type Firestop Diameter 12" Warranty