SunStar Industrial 100K BTU/40ft U Tube Heater/NG/Single Stage

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

Additional Information:

What Our Experts Think

• Efficient Natural Gas Heating: 100,000 BTU output provides reliable radiant warmth for medium to large commercial or industrial spaces

• 40 ft U‑Tube Design: Delivers broad, even heat coverage across wide areas for consistent comfort

• Durable & Dependable: Heavy‑duty burner with direct spark ignition and heat‑treated U‑tube for long‑lasting performance

• Single‑Stage Operation: Steady, consistent heat output without fluctuation

• 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

• Clean Burners & Tubes: Remove dust and debris regularly to maintain efficiency

• Inspect Ignition & Safety Controls: Ensure spark ignition and safety shut‑offs function properly

• Check Venting Clearance: Keep exhaust and intake paths unobstructed

• Annual Professional Service: Have a qualified technician check gas connections and performance