Sunday, May 19, 2024

Keystoker HF70/HF90 Freestanding Coal Stove

Keystoker HF70/HF90 Freestanding Coal Stove

The Keystoker HF70/HF90 freestanding coal stove is a reliable, sturdy and functional addition to any smaller sized home seeking a robust coal heater.  While this coal burning stove is hand fired, it has automatic functions as well.  The automatic temperature regulation is set by a wall thermostat so that you can keep your home at a preset comfort level.  This coal stove not only features a large viewing window so that you can watch the fire, but it also has a deep firebox to result in an extremely efficient and clean burning combustion.

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The Keystoker HF70/HF90 is a freestanding coal stove that is manufactured here in the U.S. with very strong materials so that you can have a well-built American made product. Since this coal burning stove comes with a 5-year limited warranty, you can be assured in the confidence that Keystoker has in the quality of their efficient coal stoves.

This clean burning coal stove is hand fired and does not require electricity to operate, meaning that when the power goes out in a rough winter storm or on a cold night, you can continue to enjoy the heat radiating from this beautiful stove. One feature is automatic however, to increase convenience the stove's heat ouput can be controlled with a wall thermostat so that you can keep your house at a comfortable temperature. The deep firebox design of this Keystoker maximizes efficiency by burning the pea or nut coal at a higher temperature, which not only gives off more heat for your house but it also results in a cleaner and more efficient combustion. On a full load of coal, this efficient stove can burn up to 48 hours so that you can enjoy many, many hours of heat without having to replenish the fuel for the flames.

With available top or rear venting options, you have greater flexibility in how this coal burning stove is installed. And with the included 265 CFM blower, this great value becomes a fantastic choice for adding a clean, and efficient coal burning heater to your home.



  • Tested to ANSI / UL 1482 Standards.
  • No Electricity Needed
  • Heavy Duty Alligator Shaker Grates
  • Optional Blower Motor
  • Large Glass Viewing Door
  • Can Burn Up To 48 Hours
  • Thermostatic Draft Control
  • Air Tight Design for Optimum Heat Control
  • 5 Year Limited Warranty
  • External Shaker System
  • A Lasting Investment
  • Ash Pan Collects All Ashes

Specifications Keystoker HF70 Freestanding Coal Stove Keystoker HF90 Freestanding Coal Stove
BTUs 70,000 90,000
Flue Exit Top/Rear Top/Rear
Flue Size 6" 6"
Rear Flue Height 26" 26"
Height 34 1/2" 34 1/2"
Width 23 23
Depth 19 21
Weight 460 560
Glass door Yes Yes
Blower Size 265 265
Rear Clearance 16" 16"
Side Clearance 12" 12"

Keystoker HF70/HF90 Freestanding Coal Stove

Keystoker HF70/HF90 Freestanding Coal Stove

Keystoker HF70/HF90 Freestanding Coal Stove

Please call or email us today!  Specify the model you are interested in and your zip code.

Freight cost is additional. Please call (406) 300-1776 or email for a complete price quote.  Please specify the model you are interested in and your delivery zip code.

Obadiah's offer's a 20% discount and free shipping on most complete chimney systems. Email our chimney specialists for an exact quote.


Keystoker - Top 10 Coal Burning Questions

Keystoker Coal Stoves, Furnaces, and Boilers - Factory Tour


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Viewing Area

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