GWB9-IH

GWB9-IH Boiler

High-efficiency, gas-fired water boiler

 

Overview

Here are some of the top features of the GWB9-IH:

Efficiency rating of 90% AFUE.

ENERGY STAR® qualified which means it meets or exceeds U.S. federal guidelines for energy efficiency.

Cast-aluminum heat exchanger transfers heat up to three times faster than traditional cast-iron exchangers.

Easy integration with traditional radiator systems to provide precise heating comfort, regardless of outdoor temperatures.

 

Home Comfort

  • Sealed combustion—minimizes fan noise and provides quiet, soothing heat
  • Easy integration—low temperature supply and return water makes the unit compatible with existing radiant and underfloor systems

 

Energy Efficiency

  • Cast-aluminum heat exchanger—transfers heat up to three times faster than traditional cast iron exchangers
  • ENERGY STAR® qualified—meets or exceeds EPA guidelines for energy efficiency, which means energy savings
  • Electronic ignition control—monitors water temperature and maximizes efficiency by turning on the burner only when needed

 

Reliable Performance

  • Durable cabinet—heavy-gauge steel cabinet and baked-on paint finish
  • Compact and versatile—allows easy installation in a basement, closet or alcove enclosure, and can be fueled by natural or LP* gas
  • 15-year limited warranty on heat exchanger
  • 10-year limited warranty on remaining covered components

 

Product Brochure

Lennox GWB9-IH Boiler

Disclaimer

 

*Shipped as natural gas; field convertible to LP.

 

Certifications