SunStar Industrial 100K BTU/40ft U Tube Heater/NG/Single Stage
Features:
- Pull Through System - products of combustion are pulled through the combustion chamber for increased radiant efficiency and greater safety
- 6 different Btu sizes
- CSA design certified
- Sidewall or through the roof venting
- Vented or indirect vented operation
- Includes 36″ stainless steel gas connector
- No draft hoods, totally enclosed combustion chamber
- Heavy duty draft inducer assembly with permanently lubricated, totally enclosed and heavy duty ball bearing motor for maintenance-free operation
- 30 second per-purge period before ignition
- Diaphragm air switch for proof of venting before gas flow and ignition
- Heavy duty cast iron burner
- Reliable direct spark ignition system and 100% Gas Shut-Off Safety Control
- Inside or outside air for combustion (Up to 50 ft. outside combustion air capability)
- Diagnostic Monitoring Light System
- 4” O. D. heat treated aluminized steel combustion chamber (10’ length)
- Standard highly emissive radiant tubes (10’ lengths)
- Suitable for horizontal or angle mounting up to 45°
- Up to 75 feet sidewall vent capability
- Highly efficient aluminum reflectors
- Individual reflectors can be rotated up to 45° to direct heat where needed
- Natural Gas
- 100,000 BTU
- 4" vent connection
- Not for use in residential applications
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What Our Experts Think
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Efficient Natural Gas Heating: 100,000 BTU output provides reliable radiant warmth for medium to large commercial or industrial spaces
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40 ft U‑Tube Design: Delivers broad, even heat coverage across wide areas for consistent comfort
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Durable & Dependable: Heavy‑duty burner with direct spark ignition and heat‑treated U‑tube for long‑lasting performance
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Single‑Stage Operation: Steady, consistent heat output without fluctuation
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Commercial‑Grade Use: Built for warehouses, workshops, garages, and other large work environments
Q&A
Q: What fuel does this heater use?
A: Natural Gas (NG)
Q: How much heat does it produce?
A: 100,000 BTU
Q: What’s the advantage of the U‑tube design?
A: Provides wider and more even radiant heat distribution across large areas
Q: Is this heater suitable for homes?
A: No — it’s designed for commercial or industrial use
Maintenance Tips
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Clean Burners & Tubes: Remove dust and debris regularly to maintain efficiency
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Inspect Ignition & Safety Controls: Ensure spark ignition and safety shut‑offs function properly
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Check Venting Clearance: Keep exhaust and intake paths unobstructed
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Annual Professional Service: Have a qualified technician check gas connections and performance
Damage 
Loss 
Theft 
