Modine Hot Dawg Garage Heater - 125K BTU/Direct Spark Ignition/NG/Single Stage w/Aluminized Steel Heat Exchanger
Features
- Made in the USA
- Low profile, lightweight design easily installs 1” from ceiling with only two angle brackets (sold separately)
- Field fuel conversion kits available
- Finger-proof fan guards on all units
- Reduce the need for maintenance with the permanently lubricated motor
- 100% shut-off with continuous retry to allow for safe ignition in the event the unit doesn’t light on the first try
- Power vented model simplifies side-wall or roof venting with small-diameter vent pipe
- Draws combustion air from inside the workspace
- 4" vent connection
- Natural Gas
- 125,000 BTU
- Direct spark ignition
- Single stage - on/off operation
- Aluminized steel heat exchanger
Specifications
| Fuel Type |
Propane |
| Control Type |
Electronic/IPI |
| Color/Finish |
Gray |
| Size |
35.5"W x 20.5"T x 31"D |
What Our Experts Think
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Reliable Heating Power: 125,000 BTUs efficiently warm large garages, workshops, and commercial spaces.
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Direct Spark Ignition: Ensures quick, consistent startups with minimal energy waste.
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Natural Gas-Powered (NG): Cost-effective heating solution for areas with NG access.
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Aluminized Steel Heat Exchanger: Provides durability and corrosion resistance for long-term use.
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Single-Stage Operation: Offers steady, controlled heating with simple functionality.
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Compact, Ceiling-Mount Design: Saves floor space and allows for flexible installation
Q&A
Q: What type of ignition does it use?
A: It features a direct spark ignition (DSI) system, eliminating the need for a standing pilot light and improving reliability.
Q: What size space does this heater cover?
A: It can effectively heat large garages, workshops, and small commercial spaces up to approximately 6,250 sq. ft., depending on insulation and layout.
Q: Does this heater require ventilation?
A: Yes, proper venting is required for safe operation, and professional installation is recommended.
Q: Is this unit energy-efficient?
A: Yes, it is designed for high efficiency, optimizing natural gas usage while providing consistent heat output.
Maintenance Tips
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Clean Burners Regularly – Remove dust and debris to ensure efficient combustion and reliable ignition.
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Inspect Gas Lines & Connections – Check for leaks and ensure secure fittings for safe operation.
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Keep Air Intake & Exhaust Vents Clear – Prevent blockages to maintain airflow and avoid overheating.
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Maintain Aluminized Steel Heat Exchanger – Clean periodically to enhance heat transfer and longevity.
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Test Direct Spark Ignition – Ensure proper function to prevent startup failures.
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Check Thermostat Accuracy – Verify settings for consistent and efficient temperature control.
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Annual Professional Inspection – Schedule a yearly checkup for safety and peak performance.
