John Lock Air Conditioning & Heating Service Inc.

For over 40 years, John Lock Air Conditioning & Heating Service Inc. has provided reliable HVAC solutions from its Cheektowaga location at 3120 Genesee St. This family-owned business specializes in the installation, maintenance, and repair of furnaces, air conditioners, heat pumps, and ductless mini-split systems. Their expert technicians are certified and experienced in servicing all major brands, ensuring your home's comfort year-round. They offer 24/7 emergency repair services, scheduled maintenance plans, and indoor air quality solutions including air filtration and humidifier services. Trust John Lock for professional, same-day service and upfront pricing on all your heating and cooling needs.