Chicago's Authorized Lennox dealer Since 2010 | D's Air & Heating
D's Air & Heating is an Authorized Lennox dealer serving Chicago since 2010, providing expert Lennox installation, repair, maintenance, and replacement services throughout Chicago and the surrounding communities.
Lennox Heating & Cooling in Chicago
Factory-certified installation of Lennox furnaces, air conditioners, heat pumps, and complete comfort systems — by D's Air & Heating, Inc.
As a certified Lennox Premier dealer, D's Air & Heating, Inc. installs and services the full Lennox residential lineup. From 80% AFUE Merit Series furnaces to 99% AFUE Signature Series systems, and from entry-level cooling to top-tier variable-speed air conditioners — we match the right Lennox system to your home and budget.
Lennox Heating Systems
Lennox Furnaces
Merit, Elite, and Signature Series gas furnaces. 80%–99% AFUE. Single-stage, two-stage, and modulating models available.
View FurnacesLennox Heat Pumps
High-efficiency heat pumps for year-round comfort. Heating and cooling in one system — up to 20 SEER2.
View Heat PumpsLennox Boilers
Hydronic heating solutions for Chicago homes. High-efficiency condensing boilers and traditional cast-iron models.
View BoilersLennox Cooling Systems
Lennox Air Conditioners
Merit, Elite, and Signature Series central air conditioners. Up to 28 SEER2. Variable-speed and single-stage options.
View AC UnitsLennox Mini-Splits
Ductless heating and cooling for additions, garages, and rooms without ductwork. Wall-mount and floor-console models.
View Mini-SplitsLennox Air Handlers
Matched air handlers for Lennox heat pumps and AC systems. Variable-speed ECM motors for maximum efficiency.
View Air HandlersComplete Lennox Combo Systems
Furnace + AC + Coil installed as a matched system — unlocking full SEER2 ratings and Lennox warranty coverage. D's Air & Heating, Inc. handles the full installation, permit, and startup.
View Lennox Combo InstallationsWhy D's Air & Heating, Inc.
Lennox Premier dealer
Factory-trained on every Lennox product line. We pull permits, register warranties, and commission systems to spec.
Licensed & Insured
All work performed under IL License #2183457. Bonded and insured for your protection.
No Contracts Required
No maintenance agreements, no pressure. Honest HVAC work at fair prices.
Same-Week Scheduling
Most Lennox installations can be scheduled within the same week of your estimate.
Get a Free Lennox Heating & Cooling Estimate
Call (773) 940-0965 or use the form below. Upfront pricing, no contracts, same-week scheduling available.
(773) 940-0965Get a Free Installation Estimate
To provide accurate pricing and equipment recommendations, please complete the estimate request form below. Our team will review your information and contact you with options, pricing, and next steps.
Why Choose Lennox?
D's Air & Heating is an Authorized Lennox dealer — Serving Chicago Since 2010.
Lennox products are recognized for advanced technology, quiet operation, exceptional efficiency ratings, and dependable performance in Chicago's demanding climate. Lennox systems are engineered for long-term reliability, comfort, and energy savings.
Why Choose D's Air & Heating?
D's Air & Heating is an Authorized Lennox dealer — Serving Chicago Since 2010.
Since 2010, our company has helped Chicago homeowners and businesses install and service Lennox equipment. We provide expert sizing, installation, startup, testing, maintenance, and long-term support for every Lennox product we install.
Lennox Heating & Cooling Chicago | Premier dealer | D's Air & Heating, Inc. Features
- Complete matched heating and cooling system
- Optimized efficiency when components are paired
- Single-source installation and warranty
- Smart thermostat compatibility
- Lennox 10-Year Parts Warranty when registered
- Lower utility costs year-round
- Reliable Chicago climate performance
Professional Lennox Installation
Every installation includes equipment evaluation, proper system sizing, removal of existing equipment, professional installation, safety testing, airflow verification, and system commissioning to manufacturer standards. City of Chicago mechanical permits included on every installation.
Financing & Warranties
D's Air & Heating offers flexible financing options for qualified customers on all Lennox equipment installations. Ask about current Lennox rebates, manufacturer promotions, and seasonal offers available through our dealership.
- Lennox 10-Year Limited Parts Warranty — registered at installation
- Lennox 20-Year Heat Exchanger Warranty (select furnace models)
- 2-Year D's Air & Heating Workmanship Warranty
- Financing available for qualified customers — ask about current offers
- Current Lennox rebates and manufacturer promotions available
- No-contract service — no annual maintenance agreement required
Request Your Free Estimate
D's Air & Heating is an Authorized Lennox dealer — Serving Chicago Since 2010.
Contact D's Air & Heating today to schedule a free Lennox Heating & Cooling Chicago | Premier dealer | D's Air & Heating, Inc. installation estimate and discover why Chicago homeowners continue to choose Lennox for dependable comfort and efficiency.
(773) 940-0965