Good used 6x25 aluminum chimney liner for natural gas or propane furnace 85 percent efficient or less. Also used and new stainless liner and components available. Tees, elbows, chimney caps, stove pipe, reducers etc.
Approximately 10 yrs. old. Remote control. Direct vent room heater for natural gas or propane. Small crack on front glass. Heats up to 1000 sq. ft.6" dia. stove pipe 4' long with 2 elbows and thru wall parts.