Weil-McLain ECO Tec 150-H 150,000 BTU Heat-Only Condensing Gas Boiler

Weil-McLain SKU: W383900155

Weil-McLain ECO Tec 150-H 150,000 BTU Heat-Only Condensing Gas Boiler

  • 10:1 TDR
  • 95% AFUE
  • AHRI Certified
  • Energy Star Certified and Low NOx SCAQMD Compliant

Save $753.83
Weil-McLainSKU: W383900155

Ready to Ship - Average Delivery Time of 1.85 Days
Retail price:
Sale price$3,769.12 USD Regular price$4,522.95 USD


Weil-McLain is a leading North American Brand of hydronic comfort heating systems for residential, commercial and institutional buildings, since 1881. Contractors, engineers, architects, homeowners, and facility managers alike rely on Weil-McLain boilers for their comfort heating needs. Installed in homes, offices, schools, restaurants, hotels, and other facilities throughout North America, the Weil-McLain brand is among the most trusted and often used in the building industry.


  • Spacious cabinet allows full access to all critical parts that are strategically positioned
  • Durable, high-grade stainless steel firetube primary heat exchanger maximizes heat transfer, and its vertical design promotes self-rinsing during operation
  • Corrosion-resistant polypropylene heat exchanger base protects against acidic condensate
  • Sound-dampening air silencer for whisper-quiet operation
  • Insulated heat exchanger and DHW pipes further reduce heat loss and noise
  • Sealed cabinet preheats incoming air for smooth starting, and does not pull any potential outside debris directly into blower and burner
  • Removable, unique control terminal blocks eliminate potential field wiring errors
  • Built-in, variable speed ECM circulator saves electrical energy and installation time
  • 3-in-1 universal air and vent adapters readily accept different types of pipe materials along with built-in test ports to aid combustion testing


In residential installations, this unit comes with a 12-year heat exchanger and 5-year parts limited manufacturer's warranty when the boiler is registered with Weil McLain. For commercial installations, this unit comes with a 10-year heat exchanger and 1-year parts limited manufactuer's warranty.



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