CB-3500 Large Volume Furnace
The Clean Burn CB-3500 is an industrial-grade waste oil furnace designed for service facilities with four or more bays and operations where larger quantities of waste oil are generated or collected. Producing approximately 350,000 BTU/hr, it efficiently converts used oil into reliable heat while helping businesses reduce heating costs and responsibly recycle waste oil. Its heavy-duty construction and dependable performance make it an excellent choice for larger automotive service facilities and high-demand heating applications.
Key Features
Purpose-built to efficiently and safely burn a wide range of approved waste oils.
Patented heat exchanger is engineered to generate more heat and maximize overall heating performance.
Unique, non-welded flue tube design helps extend furnace life and provides long-term durability.
Advanced burner system preheats the oil before combustion for cleaner, more efficient operation. Swing-away burner and access door provide quick, convenient access for routine service and cleaning.
Extended cleaning intervals help minimize downtime and reduce maintenance requirements.
Optimized heat recovery delivers higher heat output while maintaining lower stack temperatures.
Automatic fuel flow control eliminates the need for manual fuel adjustments.
Versatile design allows installation as a unit heater or use with a Clean Burn Recycling Center.
Backed by authorized Clean Burn distributors providing expert furnace selection, installation, service, and ongoing support.
Specifications
Heating Capacity
- Maximum Output: 350,000 BTU/hr (102 kW)
- Fuel Consumption
Maximum Oil Usage:
- 2.3 GPH (8.2 L/hr).
Compatible Fuels
- Used Crankcase Oil
Automatic Transmission Fluid (ATF)
Hydraulic Oil
#2 Fuel Oil
#4 Fuel Oil
#5 Fuel Oil - Airflow Unit Heater Configuration
- 4,200 CFM
Central Furnace (Ducted)
- 4,000 CFM @ 0.25" SPWC
3,800 CFM @ 0.30" SPWC
Air Compressor Requirements
- Minimum 2.0 CFM @ 25 PSI
(3.4 m³/hr @ 1.7 bar)
Exhaust Vent - 8-inch (20 cm) diameter flue
- 74" L × 35" W × 61" H
(188 cm × 89 cm × 155 cm)
Approximate Weight
- 836 lbs (379 kg)
Electrical Requirements
- 230 VAC
60 Hz
Single Phase
30-amp dedicated circuit
| Manufacturer | Clean Burn |
|---|---|
| BTU/hour | 350,000 |
| Unit Type | Furnace |
| Avg. Fuel Consumption / Hour | 2.5 |
| Fuels | Used Oils, Crankcase, ATF, Hydraulic, Fuel Oils, #2, #4 and #5 |
| Stack Size | 8-Inch |
| Unit Weight (Lbs) | 850 |
| Unit Dimensions | 74" L X 35"W X 61"T |
| Electrical Requirement | 230 VAC 60HZ, single phase, 30A Circuit |










