Business Details
50+ Years
experience
Emergency
services
Trusted HVAC Services in Buffalo, NY
John Lock Air Conditioning & Heating Service has been a trusted provider of HVAC solutions in the Buffalo, NY area since 1967. As a third-generation family-owned business, we bring over 60 years of combined management experience and a legacy of excellence to every project. Our team of seasoned professionals specializes in the design, installation, and maintenance of heating, cooling, and indoor air quality systems for residential and commercial properties.With lead technicians boasting 25+ years of experience and service technicians averaging 30+ years in the field, we deliver reliable, high-quality workmanship backed by prompt, courteous service. Our commitment to straightforward pricing, customer satisfaction, and community trust has earned us lifelong clients who rely on our expertise for their HVAC needs.
Services
Furnace Installation
Air Conditioning Repair
Boiler Maintenance
Ductless Systems
Home Generators
Snowmelt Systems
Air Filtration
Garage Heaters
Thermostat Repair
Indoor Air Quality
Details
- Year established: 1967
Highlights and features
- 55+ years of HVAC experience serving Buffalo
- Third-generation family-owned and operated
- Technicians with 15+ years of average experience
- Prompt, courteous service guaranteed
- Straightforward pricing with no hidden fees
What people say
Promptly responsive
Quality workmanship
Lifelong clients
Efficient service
Fair pricing
Services
Furnace Installation
Our furnace installation service ensures efficient, long-lasting heating for homes and businesses. With technicians averaging 15+ years of experience, we offer free estimates and use high-quality equipment. Customers benefit from upfront pricing and a 55-year legacy of reliable service in the Buffalo area.
Air Conditioning Repair
We provide fast, professional air conditioning repair services with 24/7 emergency availability. Our experienced technicians resolve issues promptly, ensuring minimal downtime. Clients appreciate our transparent communication and commitment to resolving problems efficiently, backed by decades of industry expertise.
Boiler Maintenance
Annual boiler maintenance keeps systems operating safely and efficiently. Our Silver and Gold Club memberships offer scheduled tune-ups, discounts on repairs, and priority service. Regular maintenance extends equipment lifespan while meeting warranty requirements for commercial and residential clients.
Ductless Systems
We specialize in ductless mini-split systems for homes without existing ductwork. Our installation service includes free consultations and energy-efficient solutions. Customers benefit from zoned temperature control and improved indoor air quality through modern, reliable technology.
Home Generators
Our home generator installations provide uninterrupted power during outages. We offer Generac, Carrier, and GE models with customized solutions for residential needs. Clients gain peace of mind knowing their essential systems remain operational during emergencies, ensuring safety and comfort.
Questions
What HVAC services do you offer?
We provide furnace and air conditioning installation, repair, and maintenance, along with ductless systems, boilers, generators, and indoor air quality solutions.
Are you available for emergencies?
Yes, we offer 24/7 emergency service for urgent HVAC issues with technicians available around the clock.
Do you serve areas outside Buffalo?
We serve the entire Greater Buffalo Area, including surrounding suburbs and communities.
What maintenance plans are available?
Our Silver Club includes annual tune-ups and discounts, while the Gold Club adds enhanced service fee savings and priority scheduling.
How experienced is your team?
Our technicians average 15+ years of experience, with lead service technicians having over 30 years in the HVAC industry.
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