Lennox Installation Services in Chicago — D's Air & Heating, Inc.
Lennox Premier Dealer — Chicago's Comfort Experts
Factory-trained installation of Lennox furnaces, AC, heat pumps, and air handlers. No contracts. Free estimates.
Our Lennox Installation Services
30+ Lennox models available — AC, furnaces, heat pumps, air handlers, evaporator coils, and matched combo systems. Every installation includes a City of Chicago permit, Manual J sizing, and Lennox 10-Year Parts Warranty registration.
Lennox Air Conditioner Installation
ML13KC1 to SL25KCV — 13.4 to 26 SEER2. Merit, Elite, and Dave Lennox Signature® Series. 6 models with individual pricing pages.
Learn MoreLennox Furnace Installation
ML180VK to SLP99VK — 80% to 99% AFUE. 17 models across Merit, Elite, and Dave Lennox Signature® Series. Individual pricing pages for every model.
Learn MoreLennox Heat Pump Installation
ML15KSPV to EL21KLV — up to 21 SEER2. Merit and Elite Series heat pumps for year-round Chicago comfort.
Learn MoreLennox Air Handler Installation
CBA25UH to CBK48MVT — single-speed to variable-speed ECM. Merit, Elite & Signature Series with the exclusive Quantum™ coil.
Learn MoreLennox Evaporator Coil Installation
Matched Lennox evaporator coils for every condenser and air handler. Upflow, downflow, and horizontal configurations.
Learn MoreLennox Combo System Installation
Matched furnace + AC packages — Merit, Elite & Signature tiers for maximum efficiency and warranty coverage.
Learn MoreD's Air & Heating — Lennox Premier Dealer
Professional Lennox equipment sales, installation, replacement, maintenance, and repair services throughout Chicago and the surrounding suburbs.
Mainstream Engineering
Mainstream Engineering
Why Choose Lennox
- Industry-leading efficiency — up to 26 SEER2 / 99% AFUE
- Variable-speed technology for precise comfort
- Whisper-quiet operation
- iComfort® smart thermostat compatible
- Proven reliability — Lennox since 1895
Why Choose D's Air & Heating, Inc.
- Lennox Premier Dealer — factory-trained and certified
- IL License #2183457 — licensed and insured since 2009
- City of Chicago mechanical permits on every job
- Lennox 10-Year Parts Warranty registered at installation
- D's Air 2-Year Workmanship Warranty on every installation
- 5-Star Rated Service
Browse All Lennox Models
Filter by category, series, or stage. Click any model for full specs, pricing, and installation details.
Showing 29 of 29 Lennox models
Lennox ML13KC1
Merit Series
*Local taxes may apply
Lennox EL15KC1
Elite Series
*Local taxes may apply
Lennox EL16KC1
Elite Series
*Local taxes may apply
Lennox ML17KC2
Merit Series
*Local taxes may apply
Lennox EL18KCV
Elite Series
*Local taxes may apply
Lennox SL25KCV
Dave Lennox Signature
*Local taxes may apply
Lennox SLP99V
Dave Lennox Signature
*Local taxes may apply
Lennox SL280V
Dave Lennox Signature
*Local taxes may apply
Lennox ML296V
Merit Series
*Local taxes may apply
Lennox ML180E
Merit Series
*Local taxes may apply
Lennox ML196EK
Merit Series
*Local taxes may apply
Lennox ML193EK
Merit Series
*Local taxes may apply
Lennox ML180VK
Merit Series
*Local taxes may apply
Lennox ML297VK
Merit Series
*Local taxes may apply
Lennox EL21KLV
Elite Series
*Local taxes may apply
Lennox EL19KPV-024-230
Elite Series
*Local taxes may apply
Lennox ML15KSPV-018-230
Merit Series
*Local taxes may apply
Lennox EL16KP1
Elite Series
*Local taxes may apply
Lennox SL22KLV
Signature Series
*Local taxes may apply
Lennox CBK48MVT
Dave Lennox Signature
*Local taxes may apply
Lennox CBK47UHET
Elite Series
*Local taxes may apply
Lennox CBK45UHVT
Merit Series
*Local taxes may apply
Lennox CBK45UHET
Merit Series
*Local taxes may apply
Lennox CBK45UHPT
Merit Series
*Local taxes may apply
Lennox CBA25UH-018
Merit Series
*Local taxes may apply
Lennox CBA25UH-024
Merit Series
*Local taxes may apply
Lennox CBA25UH-030
Merit Series
*Local taxes may apply
Lennox CBA25UH-036
Merit Series
*Local taxes may apply
Lennox CBA25UH-042
Merit Series
*Local taxes may apply
Ready for a New Lennox System?
Call or book online for a free in-home estimate. No contracts, no pressure — just honest Lennox installation from Chicago's Premier dealer.