The Keystoker 160,000 BTU and Lite 105,000 BTU double wall constructed Koker furnaces have a 9" wide flat grate stoker and patented thermal heat exchanger.  This popular furnace can be used as an add-on or used freestanding to heat a small home. It comes with an opening on the front (3 X 25) and an opening on the top (11X19) to distribute warm clean air into your home.

Features

• Tested at 88 to 90% Efficiency
• The Koker can be chimney vented or direct vented
• Completely automatic, working off a Honeywell Room Thermostat
• Optional stainless steel water coil available
• Flat Grate Design
• Made in USA
• Fresh air wash system helps to keep glass cleaner
• Automatic Feed
• Uses Clean burning Anthracite Coal: Rice, buckwheat or a blend of both
• Fabricated of Heavy gauge steel, cast iron grates, ash door and fire door
• 1 year electrical warranty
• 5 year furnace warranty