Modine Hot Dawg Garage Heater - 30K BTU/Direct Spark Ignition/NG/Single Stage w/Aluminized Steel Heat Exchanger - HD30AS0111

Modine Hot Dawg Garage Heater - 30K BTU/Direct Spark Ignition/NG/Single Stage w/Aluminized Steel Heat Exchanger - HD30AS0111

Features

• Made in the USA
• Low profile, lightweight design easily installs 1” from ceiling with only two angle brackets (included)
• 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
• Right or left hand controls available on 30-75 units by rotating unit 180 degrees
• Power vented model simplifies side-wall or roof venting with small-diameter vent pipe
• Draws combustion air from inside the workspace
• 3" vent connection
• Natural Gas 
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• 30,000 BTU
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• Direct spark ignition
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• Single stage - on/off operation
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• Aluminized steel heat exchanger
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What our Experts Think

• Robust Garage Heating: 100,000 BTU output provides strong, consistent warmth for larger garages, workshops, and utility spaces.

• Reliable Ignition: Direct spark ignition offers dependable starts and smooth operation.

• Durable Build: Aluminized steel heat exchanger resists corrosion and delivers long service life.

• Efficient Performance: Designed to maximize heat distribution while minimizing fuel waste.

• Flexible Installation: Compact yet powerful design fits easily in wall or ceiling mounts.

• Proven Reliability: Modine’s Hot Dawg series is trusted for dependable, long‑lasting performance in residential and light commercial settings.

Q&A

Q: What is the Modine HD100AS0111?
A: A 100,000 BTU garage heater designed for reliable, high-efficiency heating in residential or commercial spaces.

Q: What fuel does it use?
A: Natural gas (NG) with direct spark ignition for easy, safe startup.

Q: What type of heat exchanger does it have?
A: Aluminized steel heat exchanger for durability and long-lasting performance.

Q: Is it suitable for garages and workshops?
A: Yes, ideal for heating larger garages, workshops, or medium-sized commercial spaces.

Q: Why choose it?
A: Combines high BTU output, durable construction, and efficient, reliable heating in a compact design.

Maintenance Tips

• Clean the aluminized steel heat exchanger and burner regularly for efficient operation.

• Inspect gas connections and ignition system periodically for leaks or proper function.

• Keep the area around the heater free of dust, debris, or obstructions.

• Test safety controls periodically to ensure reliable and safe operation.

• Schedule annual professional servicing for peak performance and longevity.

• Follow manufacturer guidelines for installation, operation, and maintenance.