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 Sound Comparison
Hear the real difference between Lennox's premium systems. Use the interactive demos below to compare sound levels before you buy.
Lennox systems are engineered for quiet performance, making them ideal for Chicago homes where comfort shouldn't come with unwanted noise. At D's Air & Heating, we install and service Lennox equipment designed with advanced sound-reduction technology, including insulated cabinets, variable-speed motors, and precision-balanced compressors. Whether you're upgrading your air conditioner, furnace, heat pump, or mini-split, Lennox systems consistently outperform standard HVAC units in noise control.
Many older HVAC systems operate between 70–80 dB, similar to the sound of a running vacuum. In comparison, Lennox high-efficiency models can operate as low as 50–60 dB, depending on the system type — closer to the noise level of a quiet conversation. Variable-speed Lennox units run at lower speeds during mild weather, significantly reducing noise while maintaining steady comfort. Mini-split systems and Signature® Series outdoor units offer some of the quietest operation available, making them perfect for bedrooms, offices, and living spaces where noise matters. Browse the full Lennox Systems Overview to compare models across every category.
Our technicians ensure every Lennox system is installed with proper airflow, vibration control, and sound-optimized placement. With professional installation and routine maintenance from D's Air & Heating, your Lennox system will deliver powerful heating and cooling with whisper-quiet performance all year long. Contact us for a free estimate today.
Compare Five Lennox Systems
Click play on any demo to hear how each system sounds at different operating conditions — then call us to get the right one installed in your Chicago home.
SLP98V Furnace
Dave Lennox Signature®Variable-capacity modulating furnace — up to 99% AFUE. The quietest Lennox furnace available.
XC21 Air Conditioner
Dave Lennox Signature®Up to 21 SEER2 variable-capacity AC. Industry-leading quiet operation at 59 dB.
XC17 Air Conditioner
Elite SeriesUp to 17 SEER2 two-stage AC. Efficient, reliable, and noticeably quiet.
XP21 Heat Pump
Dave Lennox Signature®Up to 21 SEER2 variable-capacity heat pump. Heating and cooling — whisper quiet.
XP17 Heat Pump
Elite SeriesUp to 17 SEER2 two-stage heat pump. Dependable year-round comfort at a lower sound level.
Ready to upgrade to a quieter system?
D's Air & Heating is Chicago's Lennox Premier dealer. We'll help you choose the right system, pull permits, and handle the full installation — no contracts, no surprises.
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 Sound Comparison Features
- Industry-leading Lennox technology
- High-efficiency operation
- Smart thermostat compatibility
- Lennox 10-Year Parts Warranty when registered
- Factory-trained installation and service
- 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 HVAC installation estimate and discover why Chicago homeowners continue to choose Lennox for dependable comfort and efficiency.
(773) 940-0965