SunStar Main Burner Orifice for SIS / SIU / SIR Series Heaters

Fuel Type: Natural Gas
Fits In: SIR25

Estimated Arrival: Between and . (To All Contiguous States)

✔ Same-Day Order Processing
✔ Free Returns
✔ No Restocking Fees
✔ Financing Options Available

Text or call 888-992-1556, start live chat, or email with any questions. Our team is available to serve you 8:00 AM - 11:59 PM ET, 7 days a week.

The SunStar Main burner orifice is to be use with Gas Conversion Kit and you can (choose the model heater that you wish to convert to) from the lists below.

Compatible Heaters Models:
  • SIR25
  • SIR35
  • SIR45
  • SIS/SIU50
  • SIS/SIU75
  • SIS/SIU100
  • SIS/SIU125
  • SIS/SIU150
  • SIS/SIU175