Triangle Tube Prestige Solo 330,000 BTU Condensing Gas Water Boiler - PA399


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The Prestige Solo 399 continues the legacy of high-quality products from Triangle Tube. This condensing gas water boiler makes an excellent addition to any system.


  • Heat-only, Energy Star listed mod-con boiler
  • 330 MBTU (Net AHRI) output
  • ACVMax control
  • Low-NOx - 2012 SCAQMD Certified
  • Compatible with PVC, CPVC, PP (PolyPropylene - recommended) and S. Steel vent pipe
  • Cascade functionality - up to 6 boilers
  • 6 pre-programmed applications for baseboard, radiator, fan coil, or radiant heat systems
  • High water capacity provides stable temperature control, adapts to high or low demand, and reduces short-cycling
  • Multiple zone and circulator control
  • Two outdoor reset curves / set points
  • 439 Stainless steel, self-cleaning ASME heat exchanger

Triangle Tube Water Boiler Installation & Warranty Information

We recommend that the installation of all Triangle Tube Boilers and Water Heaters be done by a licensed, trained and qualified technician with the proper knowledge and background.

Should you experience an issue during the installation or the initial startup of the unit, please do not contact the manufacturer. You should have the technician that installed the unit contact either us or the manufacturer. Triangle Tube cannot accept any service or warranty calls from anybody but a licensed technician.

Neither we or Triangle Tube can be held liable for improper installation and operation of any Triangle Tube boiler product purchased from our company. Should a warranty issue arise where parts will need to be replaced, an installation receipt will be required along with your sales receipt. Failure to provide a receipt or invoice may result in the warranty not being honored.


Product Specifications

More Information
Triangle Tube Prestige Solo 330,000 BTU Condensing Gas Water Boiler - PA399
ManufacturerTriangle Tube
Additional InformationInput Modulation (BTU): 72,500 - 399,000
Additional InformationDOE Rating (BTU): 379,000
Additional InformationTurndown (Modulation) Ratio: 5.5 : 1
Additional InformationBoiler Connections: 1-1/2" NPT
Additional InformationGas Connection: 1" NPT
Additional InformationMax. Boiler Side Pressure: 30 psi
Additional InformationCondensate Drain: 3/4" NPT
Furnace Efficiency / AFUE 95%
Heating BTU330,000
Energy StarYes
Electrical120V, 60Hz
MaterialVent Material: PVC, CPVC, PolyPropylene, St. Steel, Concentric
Fuel TypeNatural Gas
Warranty10-Year limited heat exchanger warranty / 2-Year control & blower warranty
Safety InformationPROPOSITION 65 WARNING


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