Clean Burn Waste Oil Heaters
Clean Burn is the world’s leading manufacturer of waste oil heaters that generate FREE HEAT from used oils such as motor oil and petroleum based fluids. For businesses such as automotive repair that produce used oil, Clean Burn provides the best solution to ever increasing energy costs. Clean Burn recycling centers will burn your used oil in UL-listed furnaces – eliminating your heating bills, giving you cradle-to-grave disposal liability and transport costs – all while recycling your used oil in accordance with strict EPA guidelines.
Available Clean Burn waste oil furnaces:
The Model CB-140 is the smallest and most economical Clean Burn used-oil furnace in terms of initial cost. It produces approximately 140,000 BTU/hr. and is ideal for small garages, shops, and workspaces.
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
140,000 (41 kW)
*Maximum oil consumption:
1.0 GPH (3.8 L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 2000
Axial fan
Furnace cannot be ducted
*Air compressor required
2.5 CFM @ 25 PSI
(4.25 m3/h @ 2 bar)
Stack Size
6 inch dia.(15cm dia.)
Furnace Dimensions, Assembled
61” L x 32 W x 32 H
(155cm x 81cm x 81cm)
Approx. Weight (uncrated)
220 pounds (99.8 kg)
Electrical Requirements
115 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.

Suitable for facilities generating smaller quantities of waste oil annually. Max BTU/Hour: 175,000 (51.25 kW). Fuels: Used Crankcase, ATF, Hydraulic; #2, #4 and #5 Fuel Oils.
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
175,000 (51.25 kW)
*Maximum oil consumption:
1.2 GPH (4.54 L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 1700
Central furnace (ducted)
0.25 SPWC (in.) 1500
0.30 SPWC (in.) 1400
*Air compressor required
2.0 CFM @ 25 PSI
(3.4 m3/h @ 1.7 bar)
Stack Size
8 inch dia.(20cm dia.)
Furnace Dimensions, Assembled
83.25” L x 29.25 W x 31.5 H
(219cm x 74cm x 79cm)
Approx. Weight (uncrated)
406 pounds (182.7 kg)
Electrical Requirements
115 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.
Suitable for facilities generating or collecting more than 1000 gallons of waste oil annually. Max BTU/Hour: 250,000 (73 kW). Fuels: Used Crankcase, ATF, Hydraulic; #2, #4 and #5 Fuel Oils
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
250,000 (73 kW)
*Maximum oil consumption:
1.7 GPH (6.4 L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 2700
Central furnace (ducted)
0.25 SPWC (in.) 2500
0.30 SPWC (in.) 2400
*Air compressor required
2.5 CFM @ 25 PSI
(4.25 m3/h @ 1.7 bar)
Stack Size
8 inch dia.(20cm dia.)
Furnace Dimensions, Assembled
103.25” L x 29.25 W x 31.5 H
(262cm x 74cm x 79cm)
Approx. Weight (uncrated)
509 pounds (229.1 kg)
Electrical Requirements
115 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.
Service facilities with four or more bays and where larger quantities of waste oil are generated or collected. Max BTU/Hour:325,000 (95.3 kW). Fuels: Used Crankcase, ATF, Hydraulic; #2, #4 and #5 Fuel Oils.
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
325,000 (95.3 kW)
*Maximum oil consumption:
2.1 GPH (7.91 L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 3300
Central furnace (ducted)
0.25 SPWC (in.) 3150
0.30 SPWC (in.) 2900
*Air compressor required
2.5 CFM @ 25 PSI
(4.25 m3/h @ 1.7 bar)
Stack Size
8 inch dia.(20cm dia.)
Furnace Dimensions, Assembled
121” L x 31.25 W x 35 H
(307cm x 80cm x 89cm)
Approx. Weight (uncrated)
641 pounds (288.7 kg)
Electrical Requirements
230 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.
Service facilities with four or more bays and where larger quantities of waste oil are generated or collected. Max BTU/Hour: 350,000 (102 kW). Fuels: Used Crankcase, ATF, Hydraulic; #2, #4 and #5 Fuel Oils.
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
350,000 (102 kW)
*Maximum oil consumption:
2.3 GPH (8.2L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 4200
Central furnace (ducted)
0.25 SPWC (in.) 4000
0.30 SPWC (in.) 3800
*Air compressor required
2.0 CFM @ 25 PSI
(3.4 m3/h @ 1.7 bar)
Stack Size
8 inch dia.(20cm dia.)
Furnace Dimensions, Assembled
74” L x 35 W x 61 H
(188cm x 89cm x 155cm)
Approx. Weight (uncrated)
836 pounds (379 kg)
Electrical Requirements
230 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.
Large repair and service facilities with multiple bays where larger quantities of waste oil are generated and/or collected. Max BTU/Hour: 500,000 (146 kW). Fuels: Used Crankcase, ATF, Hydraulic; #2, #4 and #5 Fuel Oils
- Engineered from the ground up to burn waste oils
- Patented heat exchanger generates more heat
- Unique non-welded flue tubes for longer service life
- Advanced burner preheats oil to optimize combustion
- Swing-away burner and door make service easy
- Longest cleaning interval of all units in its class
- Lower stack temperatures, higher heat output
- Automatic flow control means no fuel adjustment required
- Ideal for unit heating or with a Clean Burn Recycling Center
- Unequaled service and support from Clean Burn Distributors
*Maximum BTU/hour:
500,000 (147 kW)
*Maximum oil consumption:
3.3 GPH (12.5 L/h)
Fuels:
Used oils: Crankcase,ATF, hydraulic
Fuel oils: #2, #4, and #5 fuel oil
Air flow output (CFM):
Unit heater 5500
Central furnace (ducted)
0.25 SPWC (in.) 5200
0.30 SPWC (in.) 5000
*Air compressor required
2.5 CFM @ 25 PSI
(4.25 m3/h @ 1.7 bar)
Stack Size
10 inch dia.(25cm dia.)
Furnace Dimensions, Assembled
78” L x 38 W x 73 H
(198cm x 97cm x 185cm)
Approx. Weight (uncrated)
1036 pounds (470 kg)
Electrical Requirements
230 VAC 60 Hz, single phase
30 A circuit breaker
*Values indicated above are nominal. Actual values will vary depending on fuel and installation.
In combination with a Clean Burn furnace, a state-of-the-art Clean Burn Recycling Center is the ideal system for collecting, storing and generating heat recovered from waste oils. The Clean Burn Recycling Center works with most Clean Burn waste oil furnace models and provides a 215 gallon storage tank.
- Designed specifically for various types of waste oils
- Accommodates most Clean Burn furnaces
- UL listed 215 gallon workbench tank
- Simplifies furnace installation
- Optional funnel kit and filter drain rack kit
- Unequaled service and support from Clean Burn Distributors
CB-140 140,000 BTU/hr
80″ L x 36″ W x 116″ H
204 x 914 x 295 cm
CB-1750 175,000 BTU/hr
83” L x 36” W x 127” H
211 x 914 x 323 cm
CB-2500 250,000 BTU/hr
103” L x 36” W x 127” H
262 x 914 x 323 cm
CB-3250 325,000 BTU/hr
121” L x 36” W x 131” H
307 x 914 x 333 cm
*Approximate system dimensions with Clean Burn furnace installed.
Clean Burn is by far the best choice in waste oil products with their innovative technology and quality manufacturing. We are proud to offer Clean Burn, known for flexibility, solid construction, high efficiency, rugged durability, easy maintenance and the best investment return.
- Max. BTU/Hour: Models range from 140,000 to 500,000
- Fuels: Used crankcase, ATF, hydraulic fluid and #2, #4, and #5 fuel oils
- Flue-tube heat exchanger for greater heat output and lower stack temperatures
- UL listed furnace and UL listed oil tank. Burn your used oil for free heat
- Combination with a Clean Burn furnace, a recycling system collects, stores and generates heat from waste oils
- Provides 215 gallons of storage
- Makes oil handling and free heat generation easier in one convenient unit
If you would like to learn more about our Clean Burn product line, please feel free to contact us at 503.283.4011 or toll free at 800.233.2425 or click the contact us button below to fill out our contact form and someone will get back to you shortly.