Sizing
Household size, fixture count, and recovery needs determine tank capacity.
Dependable new tank water heater installation built for long-term reliability and efficiency. We handle removal of your old unit and full setup.
Safe removal and environmentally responsible disposal of your existing water heater.
Professional installation of your new tank water heater with proper positioning and leveling.
Complete hot and cold water line connections with leak-free fittings and shutoff valves.
Full system pressure test to ensure safe, leak-free operation before we leave.
Mississauga homeowners trust us for thorough, honest tank water heater installation that keeps hot water reliable year-round.
Olu HVAC Mississauga is based at 7433 Sigsbee Dr in Mississauga and works across the GTA.
Call (437) 999-4242 any time. We answer outside business hours.
No surprises or hidden fees. We quote a flat rate before starting any work so you always know the cost.
Call us today for professional tank water heater installation in Mississauga.
Call (437) 999-4242Service Details
Tank water heater installation should be sized to the home and installed with safe venting, shutoffs, relief piping, and clean connections. The right tank is the one that meets demand without creating access or code problems.
Household size, fixture count, and recovery needs determine tank capacity.
Gas and electric tanks have different recovery, venting, and electrical requirements.
Gas tanks need proper venting, combustion air, and relief valve piping.
Old-tank removal, stairs, drains, and mechanical-room space affect the install plan.
Inspection Focus
Process
We start with the symptoms, equipment type, location, access notes, and how urgent the issue is.
The technician checks the parts of the system that can actually cause the problem before quoting work.
You get a practical repair, maintenance, or replacement recommendation before approved work begins.
Recent Work
These photos show actual heating, cooling, water-heater, and commercial HVAC work handled by OLU HVAC in Mississauga and the GTA.



Real answers to questions Mississauga and GTA customers ask us most.
Family of two to three usually does fine on 40 gallons; larger families typically need 50 to 60 gallons. We size based on actual hot water demand, not a guess.
Gas tanks recover faster and tend to cost less to run on Ontario gas rates. Electric is simpler if there's no gas line. We'll explain the trade-offs for your home.
Most tank installations are done in 2 to 4 hours.
Yes. Removal and disposal of the old tank is included with installation.
Olu HVAC Mississauga is open 24 hours. Call us, email us, or send a message.