Option1: Round Clay Flue LinerSandkuhl 12” Round Clay Flue Liners and light weight cmu’s may be used to construct a traditional building code compliant masonry chimney on Mason-Lite fire places for MFP33 (30”), MFP39 (36”), MFP44 (42”) and MFP49 (48”). This system may be used indoor or outdoor. Complete Instructions for Sandkuhl Masonry FlueOption 2: Mason-Lite Masonry Flue SystemMason-Lite manufactures a light weight cast refractory flue system that can be used on the MFP33 (30”), MFP39 (36”), MFP44 (42”) and MFP49 (48”). This system may be used indoor or outdoor. The Mason-Lite flue system is not stocked at Sandkuhl locations and must be special ordered. Complete Instructions Mason-Lite FlueFor general masonry chimney construction references please see the folllowing documents:New York Masonry Association TekSpec #3.5Residential Chimney ConstructionBIA Technical Notes Residential Chimneys - Design and Construction
Class A/UL 103 Pipe
All Mason-Lite fireplaces accommodate Class A / UL 103 metal pipe. Please see Fireplace Installation Instructions for further details and specifications.