licensed HVAC contractor Lincoln Square

Keep your cool with professional air conditioning services from Bill Heating & Air Conditioning. We specialize in everything from central air conditioners and ductless mini-splits to PTAC units and multi-zone systems. Whether you need a new installation, seasonal maintenance, or emergency repair, our certified technicians have you covered.

We work with all major brands including Goodman, York, Mitsubishi, Fujitsu, LG, Samsung, Daikin, Trane, Carrier, and Rheem. Our process starts with a thorough assessment of your space to recommend the right system for maximum efficiency and comfort. During repairs, we diagnose the issue quickly and provide upfront pricing so there are no surprises. Regular maintenance plans help extend equipment life and lower energy bills.

For homeowners, we offer tailored solutions that fit your budget and home layout. Commercial clients benefit from our ability to minimize downtime with fast, reliable service. From rooftop units to VRF/VRV systems and water source AC units, we handle it all. Trust us to restore comfort to your home or business promptly and professionally.

Stay warm and energy-efficient with comprehensive heating services from Bill Heating & Air Conditioning. We install, maintain, and repair all types of heating systems including boilers, furnaces, water heaters, steam boilers, hydroponic boilers, combi boilers, and floor heating systems. Our technicians are experienced with both traditional and modern heating technologies.

When your furnace fails on the coldest night of the year, we respond quickly to get your heat back on. We carry common parts for all major brands and perform thorough diagnostics to fix the root cause, not just the symptoms. For new installations, we help you choose the right size and fuel type for optimal efficiency and lower utility costs.

Preventative maintenance is key to avoiding breakdowns. Our tune-up services include cleaning, safety checks, and performance testing to keep your system running smoothly. Commercial clients benefit from our ability to service large boiler systems and rooftop heating units. Count on us for honest advice, competitive pricing, and reliable workmanship.

Protect your perishable inventory with expert commercial refrigeration services from Bill Heating & Air Conditioning. We repair and maintain all types of commercial cooling equipment including walk-in boxes, ice machines, undercounter refrigeration, refrigerated prep tables, merchandising units, reach-in coolers and freezers, and commercial ice cream freezers.

We understand that a refrigeration failure means lost revenue and potential health code violations. That's why we offer rapid response times and carry common replacement parts on our trucks. Our technicians are trained on all major brands and types of refrigeration systems, from small undercounter units to large walk-in freezers.

Restaurants, bars, grocery stores, and convenience stores rely on us for routine maintenance and emergency repairs. We also install new equipment to help you upgrade efficiency and meet food safety standards. Our preventive maintenance plans include coil cleaning, temperature calibration, and component checks to reduce unexpected breakdowns. Choose us for dependable, 24/7 commercial refrigeration support.

Breathe easier with professional air ventilation services from Bill Heating & Air Conditioning. We design, install, maintain, and repair complete ventilation systems including air filtration, air ducts, humidification systems, air screens, humidity control systems, fresh air systems, air balance systems, and energy recovery ventilators.

Proper ventilation is critical for indoor air quality, energy efficiency, and building health. Our technicians assess your existing ductwork and airflow to identify issues like leaks, blockages, or poor design. We clean and seal ducts, install new filtration systems to capture allergens and pollutants, and optimize air balance for consistent comfort in every room.

For commercial spaces, we provide ventilation solutions that meet local codes and improve employee productivity. Homeowners benefit from reduced dust, lower humidity, and fresher indoor air. We also specialize in energy recovery ventilators that reduce heating and cooling loads while bringing in fresh outdoor air. Improve your indoor environment with our expert ventilation services.