
- DS Circulator
- Kozy King
- 9158 Coal Boiler
- Coal Master 2011
- Comfort Max 75
- Heat Right 120
- Econo Riteburn
- Anthra Max XV
- Boilers
- DS-151 Bucket a Day Water Heater
- DS Economiser
- Wood Boiler
- Energy Max 160
- Energy Max 110
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- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Removable coal hopper
- Also available without hopper on some models
- No electric needed
- No fan needed
- Special tubes for maximum heat circulation
- Standard 6″ flue
- Hopper capacity – 36 to 48 hours
- Available in metalic brown or black (shown)
Model Circulator | 1300 WH Only w/Hopper | 1400 w/wo Hopper |
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BTU’s | 50,000 BTU | 80,000 BTU |
Heat Capacity | Up to 1,200 Sq. Ft. | Up to 1,600 Sq. Ft. |
Firebox Size | 14″x12″ | 14″x16″ |
Flue Size | 6″ | 6″ |
Height | 35 1/4″ | 35 1/4″ |
Width | 26″ | 26″ |
Depth | 20″ | 24.5″ |
Warming Shelf Available? | Yes | Yes |
Model Circulator | 1500 w/wo Hopper | 1600 w/wo Hopper |
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BTU’s | 96,000 BTU | 125,000 BTU |
Heat Capacity | Up to 2,000 Sq. Ft. | Up to 2,500 Sq. Ft. |
Firebox Size | 16″x16″ | 16″x20″ |
Flue Size | 6″ | 6″ |
Height | 35 1/4″ | 35 1/4″ |
Width | 29″ | 29″ |
Depth | 26″ | 30.5″ |
Warming Shelf Available? | Yes | Yes |

DS-300-9 | DS-400-9 |
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Size: 29″W x53″H x 31″D (40″D with fan blower) | Size: 29″W x53″H x 40″D |
Firebox: 16” x 22” | Firebox: 16” x 29” |
3-speed blower – CFM 1650 – 1350 – 1100 | 3-speed blower – CFM 1650 – 1350 – 1100 |
Fully automatic | Fully automatic |
Weight: 730 lbs | Weight: 820 lbs |
Standard 6″ flue | Standard 7″ flue |
140,000 BTU | 205,000 BTU |
85% efficiency (approx.) | 85% efficiency |
Has secondary afterburn tubes for clean burning | Has secondary afterburn tubes for clean burn |
Clearance from Combustibles: |
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Side and Rear: 18” |
Front: 48” |
Top of plenum to ceiling/combustibles:2” |
Flue to wall:18” |
All units require a separate masonry or Class A chimney system. |
Safety tested to UL Standards |
Both Available in red only |
Optional SS domestic water coil available |

DS #9158C Steel / Stainless Steel Boiler
- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Firebox size is 18″ Dia. X 30″H
- Size: 29 3/4″ W x 41.5″ H x 32″ D
- 32 gallon capacity
- Weight: 444 lbs.
- Standard 6″ flue
- 105,000 BTU
- Also Available – Stainless Steel
- Not available for Domestic Hot Water use
- Not ASME certified

- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Firebox: 16″ x 20″
- Size: 29″W x 43″H x 28″D
- Standard 6″ flue
- Weight: 538 lbs.
- Sheet metal sides ready for gravity duct work attachment
- UL Listed
- 130,000 BTU
- Removable Coal Hopper Available
- Available in Galvanized or Burgandy red (as shown)
Coal & Wood Burning Stove

Comfort Max 75 | |
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Fuel | Coal & Wood |
Heating Area (recommended) | 1000-2000 sq. ft. |
Efficiency | 92% |
BTU approximately | 70,000 |
Firebox size (WxD) | 19″x12″ |
Firebox volume | 2.3 cu. ft. |
Log size | 18″ |
Overall size (WxDxH) | 26.25″x24″x39″ |
Load door size (WxH) | 18″x12″ |
Ash door size (WxH) | 19″x5.5″ |
Top exhaust (flue) | 6″ standard |
Rear exhaust | N/A |
Blower | Optional 160 CFM |
U.L. Tested | Yes* |
Weight | 595 lbs. |
Sheet metal jacket | Standard |
Warming shelf | N/A |
Controlled with a Bi-Metal Draft Regulator | |
Warranty | 5 year limited |
Clearance From Combustibles | |
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Side | 12″ |
Back | 12″ |
Front | 48″ |
Flue/Stove Pipe | 18″ |
Ceiling | 36″ |
All units require a class “A” all fuel chimney installation that must conform to local and state codes.
*Safety tested and labelled to U.L. Standards by Guardian Fire testing, to U.L. 391, ETLM78-1, CAN/CSA B-366.1
Coal & Wood Burning Stove

Heatright 120 | |
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Fuel | Wood & Coal |
Heating Area (recommended) | 2500 sq. ft. |
Efficiency | 80% |
BTU approximately | 125,000 |
Firebox size (WxD) | 16″x22″ |
Firebox volume | 4.0 cu. ft. |
Log size | 20″ |
Overall size (WxDxH) | 25″x29.75″x36.5″ |
Load door size (WxH) | 11″x12″ |
Ash door size (WxH) | 16.5″x5.5″ |
Top exhaust (flue) | 6″ standard |
Rear exhaust | N/A |
Blower | N/A |
U.L. Tested | Yes* |
Weight | 440 lbs |
Sheet metal jacket | Standard |
Warming shelf | N/A |
Warranty | 5 year limited |
Clearance From Combustibles | |
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Side | 18″ |
Back | 18″ |
Front | 48″ |
Flue/Stove Pipe | 18″ |
Ceiling | 36″ |
All units require a class “A” all fuel chimney installation that must conform to local and state codes.
*Safety tested and labelled to U.L. Standards by Guardian Fire testing, to U.L. 391, ETLM78-1, CAN/CSA B-366.1

- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Firebox: 16″ x 24″
- Size: 35″W x 30″L x 36.5″H
- Smoke Reburn System
- Righthand / Lefthand available
- Weight: 415 lbs.
- Standard 7″ flue
- UL Listed
- 150,000 BTU
- Heats up to 2,400 Sq. Ft.

DS-XV14
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- 40 lb. Hopper Fed With Re-burn System
- Stove, Nut, Pea Anthracite Coal
- 6” Rear Exhaust
- Minimum 20’ Class A Chimney
- Firebox size 16” w x 12” d. x 14” h.
- 2 – 4” x 16” Cast Iron Grates
- 6 ‘Heat Exchange Tubes’ in Firebox for Maximum Efficiency
- ‘Cover Lid’ Optional
- Living Room Outside Sheet Metal with design
- Estimated heating up to 1600 sq ft with up to 80,000 BTU
- DS Hot Air Regulator and Adjustable ‘Air Wash’ System
- Glass Fireview Door
- External Shaker Handle
- Extra large ash pans
Clearances
- Unit to Side Wall Clearance to Combustibles 18”
- Unit to back Wall Clearance to Combustibles 18”
- 45 Degree Corner Installation to Combustibles 9”
- Single Wall Stove Pipe to Combustibles 18”
DS-XV15
- 40 lb. Hopper Fed With Re-burn System
- Stove, Nut, Pea Anthracite Coal
- 6” Rear Exhaust
- Minimum 20’ Class A Chimney
- Firebox size 16” w x 16” d. x 14” h.
- 3 – 4” x 16” Cast Iron Grates
- 8 ‘Heat Exchange Tubes’
- Options: Cover Lid; Step Top/Lid
- Living Room Black Sheet Metal Sides or Basement Galv. Metal sides
- Estimated heating up to 2000 sq ft with up to 96,000 BTU
- DS Hot Air Regulator and Adjustable ‘Air Wash’ System
- Glass Fireview Door
- External Shaker Handle
- Extra large ash pans
Clearances
- Unit to Side Wall Clearance to Combustibles 18”
- Unit to back Wall Clearance to Combustibles 18”
- 45 Degree Corner Installation to Combustibles 9”
- Single Wall Stove Pipe to Combustibles 18”
DS-XV16
- 40 lb. Hopper Fed With Re-burn System
- Stove, Nut, Pea Anthracite Coal
- 6” Rear Exhaust
- Minimum 20’ Class A Chimney
- Firebox size 16” w x 20” d. x 14” h.
- 4 – 4” x 16” Cast Iron Grates
- 10 ‘Heat Exchange Tubes’
- Options: Cover Lid; Step Top/Lid
- Living Room Black Sheet Metal Sides or Basement Galv. Metal sides
- Estimated heating up to 2500 sq ft with up to 125,000 BTU
- DS Hot Air Regulator and Adjustable ‘Air Wash’ System
- Glass Fireview Door
- External Shaker Handle
- Extra large ash pans
Clearances
- Unit to Side Wall Clearance to Combustibles 18”
- Unit to back Wall Clearance to Combustibles 18”
- 45 Degree Corner Installation to Combustibles 9”
- Single Wall Stove Pipe to Combustibles 18”

Aquagem Coal Burning
1100 AquaGem Boiler
- Burns Coal and Wood
- Smoke Reburn System
- Firebox: 16.5″ x 19″
- Size: 23.5″W x 49.5″H x 28″D
- Approx. 27 gal.
- Standard 6″ flue/Available top or rear venting
- Weight: approx. 800 lbs.
- 100,000 BTU
- Options: 4 GPM Domestic Water Coil/ Blue Insulated Jacket Kit/ Forced Draft Kit with Aquastat
3200 AquaGem Boiler Burns Coal and Wood
- Smoke Reburn System
- Firebox 19″ x 24″
- Size: 24″W x 53″H x 27″D
- Approx. 42 gal.
- Standard 7″ flue/Available top or rear venting
- Weight: Approx., 1050 lbs.
- 160,000 BTU
- Options: 4 GPM Domestic Water Coil/ Blue Insulated Jacket Kit/ Forced Draft Kit with Aquastat
4200 AquaGem Boiler
- Burns Coal and Wood
- Smoke Reburn System
- Firebox: 19″ x 30″
- Size: 24″W x 50″H x 33″D
- Approx. 48 gal.
- Standard 8″ flue
- Weight: approx., 1250 lbs.
- 230,000 BTU
- Options: 4 GPM Domestic Water Coil/ Blue Insulated Jacket Kit/ Forced Draft Kit with Aquastat
Non-Aquagem – Burns Coal and Wood
5000C Boiler
- Smoke Reburn System
- Firebox: 24″ x 39″
- Size: 33″W x 53″H x 46″D
- Approx. 120 gal.
- Standard 8″ flue
- Weight: approx. 1,1950 lbs.
- 380,000 BTU
- Options: 4 GPM Domestic Water Coil/ Forced Draft Kit with Aquastat
6000C Boiler
- Burns Coal and Wood
- Firebox: 24″ x 45.5″
- Size: 33″W x 53″H x 53″D
- Approx. 135 gal.
- Standard 8″ flue
- Weight: approx. 2,100 lbs.
- 450,000 BTU
- Options: 4 GPM Domestic Water Coil/ Forced Draft Kit with Aquastat
(All DS Boilers have optional 4 gallon/min. Domestic Water Coil)

- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Firebox: 13″ diameter
- Size: 24″W x 30″H x 24″D
- 8 gallon water capacity
- Must be used with storage tank
- Weight: 250 lbs.
- 6″ Oval flue
- 55,000 BTU
- Stainless steel boiler designed to heat domestic hot water or heat a 1800 Sq. Ft. home
- Boiler is not ASME Certified

- 120,000 BTU’s
- Heats up to 2,500 sq. ft.
- Firebox size: 16″x24″
- Burns wood and coal
- Uses up to 22″ logs
- 965 CFM Blower
- 6″ Flue
- Manual Draft Control
- Smoke reburn tubes for maximum efficiency
- Plenum opening: 18″x18″
- Weight: 640 lbs.
- Optional Domestic Water Coil Available
- Optional Filter Box Available

- This model is not currently in production for sale. Please call after January 1st, 2022 to see if production has restarted if interested.
- Firebox: 30″ length x 24″ I.D.
- Height: 40″
- Burns Wood only
- 125,000 BTU approx.
- 40 gallon
- Flue size: 7″
- Weight: 440 lbs.
- DS-30-2432 – Steel
- DS-30-2432SS – Stainless Steel
- Controls sold separately
- Domestic water coil optional

Extreme 160 |
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Size: 36″W x41″H x 36″D |
Firebox: 16” x 24” |
Five Circulator tubes |
Reburn system for wood and coal |
Heats up to 3000 Sq. Ft. |
Standard 6″ flue |
160,000 BTU |
Extreme efficiency |
Burgundy Sheet Metal side jackets direct heat |
Clearance from Combustibles: |
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Side and Rear: 18” |
Front: 48” |
Flue to wall:18” |
All units require a separate masonry or Class A chimney system. |
Safety tested to UL Standards |
Recommended for basement installation only due to extreme heat output! |
Burn Nut sized coal or 20-22” logs |

Plus 110 |
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Size: 26″W x37.5″H x 30″D |
Firebox: 16” x 22” |
Five Circulator tubes |
Reburn system for wood and coal |
Heats up to 2400 Sq. Ft. |
Standard 6″ flue |
110,000 BTU |
High Efficiency |
Ceramic Glass in door with Air Wash System |
Clearance from Combustibles: |
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Side and Rear: 18” |
Front: 48” |
Flue to wall:18” |
All units require a separate masonry or Class A chimney system. |
Safety tested to UL Standards |
Recommended for basement installation only due to extreme heat output! |
Burn Nut sized coal or 20-22” logs |