The Keystoker 160,000 BTU double wall constructed Koker furnace has 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.
Tested at 88 to 90% Efficiency
The Koker can be chimney vented or direct vented. It is completely automatic, working off a Honeywell Room Thermostat. Optional stainless steel water coil available.