Brock’s Heaters Offer Dependable In-Bin Grain Drying
Brock’s GUARDIAN® Axial and Centrifugal Heaters are a natural choice for in-bin grain drying. These GUARDIAN Series Heaters are popular with users because of some of the design differences they offer:
- A proven industrial flame-sensing system for reliability
- A stainless steel burner cone for long life
- All electrical wires enclosed in conduit to protect them from rodents
- Propane or natural gas fuel options
Brock’s GUARDIAN Heaters are BROCK SOLID®. Dependable performance – especially during critical grain conditioning periods! Experience Brock reliability and quality!
Brock’s GUARDIAN® Series Axial Heaters are available in 24-, 26-, and 28-inch (610-, 660-, and 711-mm) diameters to match your grain drying and conditioning needs. Low temperature heaters are also available.
Heater models are available for use with liquid propane, propane vapor, or natural gas fuels and utilize gas-certified solenoid valves. Brock-supplied regulators are standard on liquid propane models.
Liquid propane heater models include a high-capacity internal vaporizer. Stainless steel cone is standard.
Service Access Door and Sight Ports
Brock’s heaters feature a large service access door. Convenient sight ports on both sides of the heater unit make it easy to do visual checks on the burner unit.
Brock’s GUARDIAN® Series Centrifugal Downstream Heaters are available to match centrifugal fan models and offer BTU capacities of up to 5,000,000. This gives you the flexibility required to meet your grain conditioning needs for in-bin drying.
Heater models are available for use with liquid propane, propane vapor, or natural gas fuels and utilize gas-certified solenoid valves. Brock-supplied regulators are standard on liquid propane models.
Liquid propane heater models include a high-capacity internal vaporizer. Vaporizer design features built-in flexibility to position the unit’s coil for optimum performance.
Full Flame-Wall Burner
Brock’s full flame-wall burner provides top fuel-saving performance along with even heat distribution. This design is the most efficient style of burner available. Stainless steel baffles are standard.
Large Inspection Door & Sight Ports
Large inspection door provides maximum accessibility to make it easy to service burner and vaporizer unit. Convenient sight ports on both sides of the heater make it easy to do visual checks on burner unit operation.
A standardized control box is used with all Brock GUARDIAN® Series fans and heaters.
- Controls are specifically matched to each fan or heater unit.
- Control boxes are made of durable polycarbonate and include a hinged translucent cover.
- The control housing is weather- and dust-proof and rodent-resistant.
- Standard components are used for safe and reliable motor control.
- Adjustable overload protection is included.
- Brock heater controls use an industrial-design ignition transformer.
Heater Ratings
| Model | Fuel Type | Capacity Range (BTU) |
|---|---|---|
| AX24-N/PV | Natural Gas/Propane Vapor | 800,000 - 2,200,000 |
| AX24-N/PV-LT | Natural Gas/Propane Vapor | 250,000 -750,000 |
| AX24-LP | Liquid Propane | 800,000 - 2,200,000 |
| AX26-N/PV | Natural Gas/Propane Vapor | 1,000,000 - 2,600,000 |
| AX26-N/PV-LT | Natural Gas/Propane Vapor | 300,000 - 750,000 |
| AX26-LP | Liquid Propane | 1,000,000 - 2,600,000 |
| AX28-N/PV | Natural Gas/Propane Vapor | 1,100,000 - 3,000,000 |
| AX28-N/PV-LT | Natural Gas/Propane Vapor | 350,000 - 1,100,000 |
| AX28-LP | Liquid Propane | 1,100,000 - 3,000,000 |
Brock Solid Heaters BR-2000-202110 (0B)