All the features and benefits of our popular model 231ZC, with square doors! Now you make the choice as to whether you want your zero-clearance woodburning fireplace to have arched doors or square doors. Either way, both options deliver superior heat output to bring warmth to even the coldest days. Available with black cast iron doors only.

65,000 BTU/hr Input   73% efficiency   Secondary combustion chamber   High-quality pyro-ceram glass (12" x 14")   Air-wash system (keeps viewing area clean)   Air-seal square cast iron doors   Zero clearance   Large burning area - fits up to 22" logs   Adapts to an 8" HT class “A” insulated chimney   10 year limited warranty   Outside air vent - closure & non-closure vents   Black, Brass, Chrome or Brushed Nickel grills   Face Trim - Brass   Fan kit with variable speed (2-110 cfm)   8" B-Vent heat duct kit   Expanded metal face   Grill extension   Lintel Iron   KLS gas log conversion system

Unit back to wood enclosure: 1/2"   Unit sides to wood enclosure: 1/2"   Unit door to an adjacent wall: 16"   Heat vents to ceiling: 10"   From Heat Duct 8" Vents: 2""   Top of Grill Opening to Mantel Using both 8" Heat Ducts: 6"   Not Using 8" Heat Ducts: 11"

Always consult the installation manual for venting requirements 8" high-temperature, double-wall, metal, insulated chimney Vertical (straight) chimney is the preferred method. Minimum chimney height - 10 ft. Elbows - maximum - 30° Optional 8" B-Vent heat ducts (do not run duct work downward - this will cause a heat sink) Maximum - 10 ft. in any direction