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3120 Genesee St, Cheektowaga, NY 14225
(716) 894-6400
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    • Furnace Installation & Replacement
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    • Water Heaters
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(716) 894-6400
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The red Lennox logo featuring the brand name in a bold, italicized, sans-serif font enclosed within a red swoosh.
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Gray Lennox oil-fired residential boiler with a side-mounted circulator pump, electrical controls, and piping.
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The Navien company logo, featuring the stylized word
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A white Navien tankless water heater with a digital display panel and Energy Star logo against a plain background.
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Logo for Peerless Boilers with a green P and grey B on a black oval background above the website text PeerlessBoilers.com.
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A gray and green high-efficiency condensing boiler for residential heating systems, shown against a white background.
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Dunkirk logo: black text with a blue circle icon containing a white wave graphic.
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A dark grey Dunkirk wall-mounted boiler with a prominent blue logo and a digital control panel display.
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Logo for John Lock Heating and Air Conditioning featuring red and blue text on a grey diamond background.

3120 Genesee St, Cheektowaga, NY 14225

(716) 894-6400
info@johnlockheating.com

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  • Maintenance
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Products

  • Boilers
  • Furnaces
  • Air Conditioning Units
  • Generators
  • Ductless Mini-Splits
  • Air Purifiers & Filters
  • Thermostats

Services

  • AC Installation & Replacement
  • AC Repair
  • Air Conditioning
  • Furnace Installation & Replacement
  • Furnace Repair
  • Boiler Repair
  • Radiant Heat
  • Garage Heaters
  • Home Generators
  • Ductless Systems
  • Air Filtration Systems
  • Thermostat Repair
  • Snowmelt Systems

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