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Lennox GWB9-IH Boiler

Choose the Lennox GWB9-IH for Your Home

The Lennox GWB9-IH Boiler is a reliable and efficient gas-fired boiler designed for residential and light commercial applications. It features a cast iron heat exchanger that provides exceptional heat transfer, while its electronic ignition system ensures reliable and efficient operation. The unit is equipped with safety features such as a pressure relief valve and a high-limit temperature control. The GWB9-IH Boiler has an AFUE rating of up to 90%, making it a highly efficient heating solution that can help lower energy costs. It also comes with a limited lifetime warranty on the heat exchanger. Overall, the Lennox GWB9-IH Boiler is a top-quality heating solution that combines efficiency, reliability, and ease of use.

Lennox GWB9-IH Features

Efficiency90% AFUE
Fuel SourceNatural Gas; convertible to LP
Sizes/CapacitiesThree
Burner TypeStainless Steel
IgnitionHot Surface
Warranty15-Year Limited Warranty on Heat Exchanger; 10-Year Limited Warranty on covered parts

View Lennox GWB9-IH Manual

Special

Membership + New Customer Acquisition

$16.95/month
$75 OFF Your First Plumbing, IAQ, or Electrical Service
$100 OFF Your First HVAC Service

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Cannot be combined with any other offers or used on prior service. Coupon must be presented to tech at time of service.

$75 Off

Any Plumbing Repair if we can't service same day

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Cannot be combined with any other offers or used on prior service. Coupon must be presented to tech at time of service.

$89

Main Drain Clearing + Free Camera Inspection

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$49

HVAC Tune-up and New Customers get $100 OFF First HVAC Service

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Cannot be combined with any other offers or used on prior service. Coupon must be presented to tech at time of service.

$49

HVAC Tune-up

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Cannot be combined with any other offers or used on prior service. Coupon must be presented to tech at time of service.

$2,000 OFF!

Get a Full HVAC System Replacement with ZERO Payments and No Interest for 12 Months-Plus

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FREE

Duct Cleaning with new HVAC Installation

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FREE

EnviroAire IAQ UV System with new HVAC Installation

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$49

Water Heater Flush and Plumbing Inspection plus Free Water Quality Test

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$49

Well Inspection Plus FREE Water Quality Test

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15% OFF

Novo Tankless Reverse Osmosis System and Flow Tech Water Softener Systems

Members get 15% OFF

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$89

Main Drain Clearing + Free Camera Inspection

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$29

Electrical Safety & Reliability Inspection

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FREE

Buy 3 Smoke Detectors, get one FREE

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$250

EV Charger Installation

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$500

Electrical Panel Replacement

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$100

Any Electrical Service of $500 or more

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We Set the Industry Standard

Whether you’re replacing an existing HVAC system or adding air conditioning and heating to an unconditioned space, you can be confident that our team will get the job done correctly the first time. We offer free estimates on new HVAC systems, seasonal rebates, and coupons to make your new system more affordable. We also offer financing options which allow you to choose the new cooling or heating system that best meets your needs.

Let Christian Heating & Air Conditioning help keep you comfortable all year long. Give our HVAC service team a call today or contact us for assistance.

Customer Reviews

Dan our service person was absolutely amazing. He took his time & explained everything he was doing thoroughly. I would highly recommend Christian & I hope you get Dan.

Satisfied Customer

Mr. Bob Adelghani did an excellent job. Punctual and very profesional took the time to explain the problem and fixed it! Finally someone who understood what I was talking about and fixed it!!! (Other companies did not!) Thank you so much for your great service!

Erika C.