Serving London & Middlesex County, Ontario

London's HVAC
Specialists

Licensed, insured, and trusted for heating, cooling, gas lines, and more. Residential, commercial, and industrial — we get the job done right.

Middlesex Mechanical
4.9
Google Rating
43+
Reviews
#1
Community Votes London 2025
10yr
Parts warranty on installs
Licensed & Insured Fully certified technicians
Fast Response On-call for urgent repairs
$
Free Quotes No pressure, no hidden fees
Warranty Backed Best warranties in the industry
Community Votes London 2025 Gold Winner – Gas Fitting and Piping
Award winning
Community Votes London
2025 Gold — Gas Fitting & Piping
Authorized dealer
Keeprite authorized dealer
All furnace & AC installs backed by a 10-year parts & 10-year labour on furnaces & AC. 6-year parts & labour on water heaters.

Our Services

From furnace installs to underground gas lines, we handle it all — residential, commercial, and industrial.

01
Furnaces
Proud Keeprite dealers. We sell, install, and service Keeprite furnaces — backed by a 10-year parts and 10-year labour warranty. We also service all other makes and models.
02
Air Conditioning
Keeprite is our go-to for air conditioning — high efficiency, built for Canadian climates, and backed by a 10-year parts and 10-year labour warranty. We also service all other brands.
03
Water Heaters
Tank and tankless water heater installation and service. We supply John Wood, Rinnai, and Navien units — all backed by a 6-year parts and 6-year labour warranty.
04
Gas Piping
Threaded and underground gas line installation. BBQ hookups, fireplaces, pool heaters, and commercial gas piping.
05
Pool Heating
Pool heater installation and repairs. We supply and install Hayward, Raypak, and MasterTemp systems. Extend your swim season with reliable pool heating.
06
Garage & Unit Heaters
Unit heaters, tube heaters, and radiant heating for garages, shops, and warehouses. Authorized suppliers of Reznor, Schwank, and Modine — the top names in commercial and residential garage heating.
07
Commercial HVAC
Full-service commercial and industrial HVAC. Duct design and installation for shops, warehouses, and any size commercial project.