Lennox® Boilers

Lennox BoilersComfort so warm and reliable, you won’t mind a long winter.

Lennox® boilers are designed to integrate easily with existing radiator or under-floor heating systems to offer smart, energy-efficient comfort through even the coldest winters.

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Lennox Boilers

GWM-IE Boiler

Lennox GWM-IE BoilerDesigned to maximize fuel savings, the GWM-IE boiler delivers up to 40% greater efficiency than conventional boilers. The GWM-IE’s burner matches heating output to household demand, using only the energy necessary to keep warm water flowing through pipes into your radiators or baseboard heating system. What all that boils down to is an incredible opportunity to cut back on utility costs, without compromising comfort.

  • Efficiency: Up to 95% AFUE
  • Fuel Source: Natural Gas
  • Sizes/Capacities: Five
  • Burner Type: Stainless Steel Mesh
  • Ignition: Direct Spark
  • Warranty: 15-Year Limited Warranty on Heat Exchanger; 10-Year Limited Warranty on covered components
GWB9-IH Boiler

Lennox GWB9-IH BoilerEfficient heating means you won’t have to wait for warm comfort.
Like a thick, cozy sweater or a piping hot mug of cocoa, the Lennox GWB9-IH boiler has the power to make you comfortably warm, almost instantly. That’s because its heat exchanger is constructed of ultra-efficient cast aluminum to transfer heat up to three times faster than conventional cast iron. And since you’ll feel warmer more quickly, you might not even need that wool sweater

  • Efficiency: Up to 90% AFUE
  • Fuel Source: Natural Gas; convertible to LP
  • Sizes/Capacities: Three
  • Burner Type: Stainless Steel
  • Ignition: Hot Surface
  • Warranty: 15-Year Limited Warranty on Heat Exchanger; 10-Year Limited Warranty on covered parts
COWB3 Boiler

Lennox COWB3 BoilerComfort so warm and reliable, you won’t mind a long winter.
When you have a boiler as dependable as the Lennox COWB3, you can relax knowing you’ll be wrapped in warm comfort on even the coldest days. Built with the finest quality components the COWB3 delivers quiet, efficient performance throughout the season, year after year.

  • Efficiency: Up to 85.2% AFUE
  • Fuel Source: Oil
  • Sizes/Capacities: Three
  • Burner Type: Beckett
  • 20-Year Limited Warranty on Heat Exchanger; 5-Year Limited Warranty on covered components. This product may be eligible for 10-Year Limited Warranty coverage with product registration.
GWB8-IE Boiler

Lennox GWB8-IE BoilerA reliable way to stay warm and save energy.
Built with the finest materials, including a cast iron heat exchanger and titanium burners, the GWB8-IE boiler offers a high level of innovation and comfort. With efficiency ratings of up to 84.4%, the GWB8-IE can also deliver significant energy savings, compared to an older boiler

  • Efficiency: Up to 84.4% AFUE
  • Fuel Source: Natural Gas; convertible to LP
  • Sizes/Capacities: Six
  • Burner Type: Titanium
  • Ignition: Electronic
  • Warranty: 20-Year Limited Warranty on Heat Exchanger; 5-Year Limited Warranty on covered components. This product may be eligible for 10-Year Limited Warranty coverage with product registration.
GWB8-E Boiler

Lennox GWB8-E BoilerComfort and reliability you can really cozy up to.
Whether it’s the coldest day of winter or just a chilly autumn afternoon, you can depend on the Lennox GWB8-E boiler for energy-saving warmth and comfort. Constructed of high-quality materials, including a cast iron heat exchanger and stainless steel burners, the GWB8-E delivers reliable heating performance season after season, year after year.

  • Efficiency: Up to 83.9% AFUE
  • Fuel Source: Natural Gas; convertible to LP
  • Sizes/Capacities: Nine
  • Burner Type: Stainless Steel
  • Ignition: Electronic
  • Warranty: 20-Year Limited Warranty on Heat Exchanger; 5-Year Limited Warranty on covered components. This product may be eligible for 10-Year Limited Warranty coverage with product registration.
GSB8-E Boiler

Lennox GSB8-E BoilerWorry-free performance lets you relax in comfort.
Winter weather can be unpredictable, but you can always count on the Lennox GSB8-E boiler to deliver solid value and superb heating throughout the season. It’s constructed of high-quality materials, including titanium burners and a cast iron heat exchanger that quietly and efficiently supplies steam to your home’s radiator system for cozy, comfortable warmth.

  • Efficiency: Up to 82.7% AFUE
  • Fuel Source: Natural Gas; convertible to LP
  • Sizes/Capacities: Seven
  • Burner Type: Titanium
  • Ignition: Electronic
  • Warranty: 12-Year Limited Warranty on Heat Exchanger; 5-Year Limited Warranty on covered components. This product may be eligible for 10-Year Limited Warranty coverage with product registration.

Premier Heating and Cooling services residents in Arbor Vitae, Birnamwood, Brokaw, Harshaw, Hazelhurst, Irma, Merrill, Minocqua, Rhinelander, Rib Mountain, Tomahawk, Tripoli, Wausau, Weston, Woodruff, and surrounding Wisconsin communities. Visit our service area page to learn more. For service, call us now at 715-453-4700 or request service online today.

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