SunStar U-Tube Tough Guy Single Stage Heater – 125,000 BTU
$2,949.99 Original price was: $2,949.99.$2,398.95Current price is: $2,398.95.
You can’t spell tough without "u" – and if you’re looking for a tough heater, you need look no farther than the SunStar U-Tube Tough Guy Single Stage Heater – 125,000 BTU.
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You can’t spell tough without "u" – and if you’re looking for a tough heater, you need look no farther than the SunStar U-Tube Tough Guy Single Stage Heater – 125,000 BTU. This heater is tough enough to last, thanks to its heavy duty cast iron burner, enclosed combustion chamber, and highly emissive radiant tubes. Generating an impressive 125k BTU, you can easily flex on your hard to heat space today with this quality heater from SunStar.
Features
- Product Dimensions: 17′ 9" W x 6 1/4" H x 31" D (SIU12530TGN5, SIU12530TGL5), 22′ 9" W x 6 1/4" H x 31" D (SIU12540TGN5, SIU12540TGL5), 27′ 9" W x 6 1/4" H x 31" D (SIU12550TGN5, SIU12550TGL5)
- Gas shut-off safety control
- Heavy duty cast iron burner
- Maintenance-free operation
- Enclosed combustion chamber
- Several lengths to choose from
- 5 year limited warranty on all tubes
- Your choice of natural gas or propane
- Standard highly emissive radiant tubes
- Heat treated aluminized steel combustion chamber
- Suitable for horizontal or angle mounting up to 45 degrees
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| Brand | SunStar |
|---|---|
| Color | Stainless Steel (SIU12530TGN5, SIU12530TGL5) |
| Maximum BTU Output | 125,000 |
| Max Natural Gas Inlet Pressure | 5″/14″ WC |
| Max Propane Inlet Pressure | 11″/14″ WC |
| Amps | 2.4 |
| Volts | 120 AC 60Hz |
| Minimum Top Clearances | 6″ |
| Minimum Side Clearances | 32″ |
| Minimum Bottom Clearances | 82″ |
| Minimum End Clearances | 20″ |
| Ignition Type | Direct Ignition |
Shipping
Orders over $99 ship free to the lower 48 states. Most in-stock items leave the warehouse within 1–3 business days; large fireplaces, stoves and fire pits ship by freight carrier and arrive curbside on a pallet. You will receive tracking details by email as soon as your order ships.
Delivery
Freight deliveries are scheduled by appointment. Please inspect the packaging before signing for the delivery and note any damage on the delivery receipt so we can resolve it quickly.
Returns
Unused products in their original packaging may be returned within 30 days of delivery. Contact us at info@nichefireplace.com to start a return. See our Shipping & Returns policy for full details.

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