Lea Heating & Air Conditioning
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Lea Heating & Air Conditioning has kept northeast Illinois comfortable for over 48 years. Based in East Dundee, this Bryant National Award Winner and Factory Authorized Dealer holds a 4.9-star average across 316 verified reviews, reflecting consistent execution on residential heating and cooling needs. The company serves the broader Northwest Suburb community, including homeowners in East Dundee, Algonquin, Carpentersville, and surrounding Kane County neighborhoods. Their team responds to calls Monday through Friday, with 24/7 emergency availability for system failures regardless of hour.
This contractor distinguishes itself through manufacturer recognition and technical depth. As a Bryant Factory Authorized Dealer, Lea Heating has access to proprietary training, genuine parts, and warranty support that independent competitors cannot match. Their in-house sheet metal fabrication capability allows custom ductwork modifications, something most residential contractorsoutsource entirely. The company also guides homeownerns through availableutilityrebates and the Inflation Reduction Act credits, helping offset equipment costs with federal incentives.
Customer narratives from recent reviews reveal the on-ground experience. When Sheila Siel's heating system failed during winter chill, technicians Mike, Robert, Kenneth, Josh, Tyler, Doug, and Mark completed a same-day furnace and air conditioner installation, earning her a "TOASTY" endorsement. Angie Gathman's review recounts Doug noticing her sump pump fuse had blown during an unrelated humidifier install, flagging the failure before forecasted rain could flood her basement. Christine Sparks describes a two-day installation involving Doug, Josh, and Tyler, calling it a "top notch" experience.
What Customers Say
All five sampled reviewers award 5 stars, with consistent themes emerging across multiple testimonials. Three reviewers specifically mention courteous in-home conduct and thorough post-service cleanup. Two reviewers highlight Doug by name for going beyond assigned scope, including the sump pump discovery and careful attention during longer installations.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| FridayToday | 8 AM–5 PM |
| Saturday | Closed |
Services
Heating Installation & Repair
Furnace replacement, new furnace installation, heating system diagnostics, and boiler services for residential applications.
Air Conditioning Services
AC installation, AC repair, and seasonal AC maintenance to maintain cooling efficiency and extend equipment lifespan.
Heat Pump Systems
Installation and servicing of modern heat pump technology providing both heating and cooling from single equipment.
Ductless HVAC
mini-split systems for zoned temperature control in homes lacking traditional ductwork infrastructure.
Indoor Air Quality Solutions
Whole house humidifiers, UV air purifiers, and air filters to address allergies, humidity imbalance, and airborne contaminants.
HVAC Maintenance Plans
Scheduled maintenance programs covering both heating and cooling equipment with priority scheduling and system inspections.