Description
SunStar Residential/Commercial 25K BTU/15ft U Tube Tough Guy Heater/NG/Single Stage
Features:
- Available in Btu sizes from 25,000
- Compact size – overall length is 9’2″ for ease of installation
- Efficiencies range up to 84.5%
- Models for both natural and propane gas
- Installation as low as 8ft above floor
- CSA Design Certified for residential & commercial Installations
- Includes 36″ stainless steel gas connector
- Completely aluminized steel construction for high humidity and corrosive environments
- Products of combustion are pulled through the combustion chamber for greater safety – virtually eliminates the possibility of combustion gases leaking into the heated space
- Reliable electronic direct spark ignition system with 100% gas safety shut-off control and 30-second pre-purge – safety and efficiency assurance
- U-Tube Design provides uniform emitter tube temperatures and energy distribution on the floor unlike straight tube heaters which are always hotter at the burner end than at the exhaust end
- Heavy-duty combustion chamber, aluminum reflectors with 97% reflectivity rating, diaphragm safety switch for proof of venting, and system indicator lights
- Natural Gas
- 4″ vent connection
Additional Information:
| Fuel Type | Natural Gas |
| Control Type | Electronic/IPI |
| Color/Finish | Silver/Gray |
| Size | 15ft |
What Our Experts Think
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Efficient Natural Gas Heating: 25,000 BTU delivers reliable radiant warmth for small to medium residential and commercial spaces
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15 ft U‑Tube Tough Guy Design: U‑shaped tube spreads heat evenly at floor level for more effective comfort
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Durable Construction: Tough Guy heat‑treated steel tube and quality burner resist corrosion and perform in demanding environments
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Single‑Stage Operation: Provides steady, uncomplicated heat output with simple operation
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Versatile Use: Ideal for garages, patios, workshops, storage areas, and other covered spaces
Q&A
Q: What fuel does this heater use?
A: Natural Gas (NG)
Q: How much heat does it produce?
A: 25,000 BTU
Q: What’s the benefit of the U‑tube design?
A: Radiant heat spreads evenly across the space for consistent warmth
Q: Does it require electricity?
A: No — operates with a basic pilot or ignition system without external power
Maintenance Tips
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Clean Burners & Tubes: Remove dust and debris regularly to maintain heating efficiency
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Inspect Ignition & Safety Controls: Ensure pilot and safety shut‑offs function properly
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Check Venting Clearance: Keep exhaust and intake paths clear of obstructions
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Annual Professional Check: Have a qualified technician inspect gas connections and performance
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Inspect for Wear: Periodically examine tubes and reflector surfaces for corrosion or damage
Reviews
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