SunStar Industrial 125K BTU/30ft Straight Tube Heater/LP/Single Stage
Features:
- 2 Boxes: (1) 43503120 and (1) 44136000
- Pull Through System - products of combustion are pulled through the combustion chamber for increased radiant efficiency and greater safety
- 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
- Liquid Propane
- 125,000 BTU
- 4" vent connection
- Not for use in residential applications
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What Our Experts Think
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Powerful Propane Heating: 125,000 BTU output delivers steady radiant warmth for medium to large commercial or industrial spaces
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30 ft Straight Tube Design: Radiant heat travels along the long tube for broad, even coverage
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Durable & Dependable: Heavy‑duty burner with enclosed combustion chamber and spark ignition ensures consistent performance
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Single‑Stage Operation: Provides stable heat output without cycling complexity
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Commercial‑Grade Performance: Ideal for warehouses, workshops, garages, and other large open work environments
Q&A
Q: What fuel does this heater use?
A: Propane (LP)
Q: How much heat does it produce?
A: 125,000 BTU
Q: What’s the advantage of the straight tube design?
A: Radiant heat travels along the tube to distribute warmth evenly across the space
Q: Can it be installed in different orientations?
A: Yes — supports horizontal or angled mounting with sidewall or roof venting
Maintenance Tips
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Clean Burners & Tube: Remove dust and debris regularly to maintain heating 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 clear of obstructions
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Annual Professional Service: Have a qualified technician inspect gas connections and overall performance
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Inspect for Wear: Periodically check tube and reflector surfaces for corrosion or damage
Damage 
Loss 
Theft 
