Looking for the best HVAC company in New Lenox, IL? Best Heating & Cooling has been the trusted local choice since 1987. We handle everything — AC repair, furnace repair, new system installation, annual maintenance, duct cleaning, and emergency service. One call handles it all.
Full-service HVAC company in New Lenox — AC, heating, ductwork, and more
35+ years serving New Lenox homeowners — we know the local climate and housing stock
24/7 emergency service — no heat or no cooling calls are always our top priority
Licensed, bonded, and insured — fully compliant with Illinois state requirements
All major brands serviced and installed: Carrier, Lennox, Trane, Goodman, and more
Upfront pricing on every job — no surprises, no hidden fees
Annual maintenance plans to keep your system running efficiently year-round
Free estimates on new HVAC system installations
We offer a full range of HVAC services in New Lenox including AC repair and installation, furnace repair and installation, heat pump service, duct cleaning, dryer vent cleaning, annual maintenance plans, and 24/7 emergency service.
HVAC service costs in New Lenox vary by job type. Diagnostic service calls start at $89. AC tune-ups are $89. Furnace repairs typically run $150–$700. New system installations range from $3,000–$12,000 depending on the system. We always provide upfront pricing.
Look for a company that is licensed and insured in Illinois, has verifiable local experience, provides upfront pricing, offers 24/7 emergency service, and has real customer reviews. Best Heating & Cooling has served New Lenox since 1987 and meets all of these criteria.
Yes — we offer annual maintenance plans that include a spring AC tune-up and a fall furnace tune-up. Regular maintenance extends system life, improves efficiency, and prevents costly breakdowns.
Yes — Best Heating & Cooling is fully licensed, bonded, and insured to perform HVAC work in New Lenox and throughout Illinois. Our technicians hold all required state and local certifications.
Call us now or book online. We serve New Lenox and all of Will County with same-day and emergency service available.