We offer the Heatmaster SS & MF Outdoor Multi-fuel Stainless Steel furnaces manufactured by Steel Tech Inc. a Canadian manufacturer.
There are several different sizes available for both models.

The SS Series
| MODEL | EST. WEIGHT | WIDTH | LENGTH | HEIGHT | FIRE BOX | CHIMNEY SIZE | DOOR SIZE | SUPPLY SIZE | RETURN SIZE | WATER CAPACITY | FAN CAPACITY | APPROX. HEATING SPACE | APPROX. BTU'S | INSULATION WALLS & ROOF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SS 4000 | 1250 lbs. | 58" | 72" | 81" | 32" x 44" | 6" | 20" x 20" | 2-1" | 2-1" | 180 gallons | 150 CFM | 4000 sq ft | 225,000 | R20 + Foil |
| SS 8000 | 2000 lbs. | 70" | 84" | 93" | 42" x 56" | 8" | 24" x 24" | 2-1" | 2-1" | 350 gallons | 240 CFM | 8000 sq ft | 350,000 | R20 + Foil |
The MF Series
| MODEL | EST. WEIGHT | WIDTH | LENGTH | HEIGHT | FIRE BOX | CHIMNEY SIZE | DOOR SIZE | SUPPLY SIZE | RETURN SIZE | WATER CAPACITY | FAN CAPACITY | APPROX. HEATING SPACE | APPROX. BTU'S | INSULATION WALLS & ROOF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MF 5000 | 1400 lbs. | 58" | 72" | 84" | 32" x 44" | 6" | 20" x 20" | 2-1" | 2-1" | 200 gallons | 150 CFM | 5000 sq ft | 250,000 | R20 + Foil |
| MF 10,000 | 2200 lbs. | 70" | 84" | 96" | 42" x 56" | 8" | 24" x 24" | 2-1" | 2-1" | 380 gallons | 240 CFM | 10,000 sq ft | 500,000 | R20 + Foil |
| MF 20,000 | 4000 lbs. | 82" | 96" | 110" | 54" x 60" | 10" | 30" x 30" | 4-1.5" | 4-1.5" | 600 gallons | 480 CFM | 20,000 sq ft | 800,000 | R20 + Foil |
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PRINTABLE SPECIFICATION SHEET FOR THE MF & SS FURNACE SERIES.
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If you would like to explore the different HEATMASTER SS Outdoor Furnaces, please click on the logo!
Don’t be left out in the cold, Contact Highway 511 Heating Solutions today for more information.
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