AC Services
AC Installation, Repair & Maintenance
Chicago summers hit hard. Whether your air conditioner has stopped working, is struggling to keep up, or just needs a seasonal check-up, Barnes HVAC delivers honest diagnostics and reliable results — no pressure, no upselling.
- Central air conditioner installation & replacement
- AC repair — all makes and models
- Seasonal tune-ups and preventive maintenance
- Refrigerant recharge and leak detection
- Condenser and evaporator coil cleaning
- Honest diagnosis before any quote
Heating Services
Heating Installation, Repair & Maintenance
A Chicago winter without a reliable furnace isn't an option. We install, repair, and tune-up heating systems with the safety-first mindset that has kept Chicago families comfortable for over 50 years.
- Furnace installation and replacement
- Gas furnace repair — all brands
- Heat pump installation and service
- Annual heating system tune-ups
- Carbon monoxide safety inspections
- Emergency heating repairs
Ductless Systems
Ductless Heating & AC (Mini-Split)
No ductwork? No problem. Ductless mini-split systems provide efficient, zone-by-zone comfort for additions, apartments, offices, or any space that standard HVAC can't easily reach.
- Single-zone and multi-zone mini-split installation
- Energy-efficient heating and cooling year-round
- Mini-split repair and refrigerant service
- Ideal for home additions, garages, and basements
- Brand-agnostic — we work with all major manufacturers
Ductwork
Ductwork Repair, Sealing & Ventilation
Leaky or poorly designed ducts can waste up to 30% of your heating and cooling energy. We inspect, seal, and repair ductwork so your system delivers conditioned air exactly where it's supposed to go — efficiently.
- Duct leak detection and sealing
- Ductwork repair and replacement
- Ventilation balancing and airflow testing
- New duct system design and installation
- Air quality improvement and filtration
Thermostats
Thermostat Installation & Smart Upgrades
Your thermostat is the brain of your HVAC system. Whether it's failing, outdated, or you're ready to upgrade to a smart thermostat for better control and lower energy bills, we install and program them right.
- Standard and programmable thermostat installation
- Smart thermostat installation (Nest, Ecobee, Honeywell)
- Thermostat wiring repair and diagnosis
- Zoning system setup and integration
- Walk-through and app setup included
Repair & Maintenance
HVAC Repair & Preventive Maintenance
Regular maintenance is the single most effective way to extend the life of your HVAC system and avoid costly emergency breakdowns. We diagnose accurately, fix what's broken, and service what needs it — nothing more.
- Full system diagnostic inspection
- Filter replacement and cleaning
- Blower motor, capacitor, and electrical component repairs
- Annual maintenance plans available
- Pre-season tune-ups (spring AC, fall heating)
- Emergency service calls