Water Heater Installation & Repair — Tank & Tankless

Fast, reliable hot water service for homes and businesses across the GTA — 24/7 emergency repair available.

AAFG HVAC - Water Heater Installation & Repair Services Toronto & GTA
Hot Water Solutions

Water Heater Installation & Repair Services in Toronto & GTA

No hot water is never convenient. AAFG HVAC installs and repairs both tank and tankless water heaters for residential and commercial properties. Our licensed technicians work on gas and electric systems, all major brands, with emergency service when you need it most.

Traditional Storage

Tank Water Heater Installation

Professional installation of high-efficiency traditional storage tank water heaters designed for maximum household capacity and continuous reliability.

On-Demand Efficiency

Tankless Water Heater Installation

Upgrade to endless hot water on demand with compact, space-saving tankless units that significantly reduce monthly energy consumption.

Fast Diagnostics

Water Heater Repair (All Brands)

Expert diagnostics and repairs for leaks, pilot light outages, faulty heating elements, thermostats, and strange water heating noises.

System Upgrades

Water Heater Replacement & Upgrades

Seamless replacement of aging, rusting, or inefficient water tanks with modern eco-friendly heating systems and warranty coverage.

Fuel Flexibility

Gas & Electric Water Heaters

Certified gas fitters and electrical technicians trained to service, convert, and maintain both natural gas and electric models safely.

24/7 Rapid Response

Same-Day & Emergency Water Heater Repair

Rapid emergency response dispatched across Toronto and the GTA to restore hot water quickly when unexpected system failures occur.

Why Partner With Us

Why Choose AAFG for Water Heater Service

15 Years of Experience

Proven track record delivering reliable heating and hot water craftsmanship across Ontario homes.

All Major Brands Serviced

Fully equipped to repair and install Rinnai, Navien, Rheem, Bradford White, AO Smith, and more.

24/7 Emergency Repair

Around-the-clock emergency dispatch technicians available when you face unexpected hot water outages.

Need Immediate Water Heater Repair or Support?

Speak with a licensed GTA technician today for fast same-day service dispatch or professional inquiries.

Technician Servicing a Water Heater
AAFG HVAC - Furnace FAQ & Heating Services Toronto
Help & Resources

Frequently Asked Furnace Questions

Get clear, expert answers on furnace maintenance, repairs, energy efficiency, and installations across Toronto and the GTA.

You should have your furnace professionally serviced once a year, ideally in early autumn before cold Ontario winter weather sets in. Annual tune-ups ensure optimal fuel efficiency, reduce unexpected winter breakdown risks, maintain active manufacturer warranties, and verify safe operation against dangerous carbon monoxide leaks.

Key indicators that require professional technician intervention include:

  • Cold air blowing from your heat vents.
  • Loud banging, rattling, or high-pitched squealing noises.
  • Frequent short-cycling (turning on and off rapidly).
  • Unusual burning, gas, or metallic smells.
  • A burner flame that glows yellow or orange instead of sharp blue.

With annual preventative maintenance, a modern gas furnace in the Greater Toronto Area typically lasts 15 to 20 years. Systems that lack regular tune-ups or operate with dirty, restricted air filters often experience major component failures within 10 to 12 years.

A good rule of thumb: If your furnace is over 15 years old and a single repair cost exceeds 50% of a new furnace unit price, replacement is usually the smarter long-term investment. Modern units significantly lower monthly gas bills while providing far more consistent heating comfort.

In Toronto and the surrounding GTA, complete furnace replacement and installation costs typically range between $3,500 and $7,500+ CAD depending on:

  • System BTU size matched to your home square footage.
  • Efficiency rating (e.g., 96%+ high-efficiency AFUE vs base models).
  • Single-stage, two-stage, or variable-speed ECM blower motors.
  • Ductwork modifications, chimney venting liners, or gas line upgrades.

Furnace capacity depends on square footage, insulation levels, ceiling heights, window quality, and Toronto climate zone heating calculations. Most GTA homes require 30 to 60 BTUs per square foot. Our licensed technicians conduct precise Manual J load calculations to size your equipment accurately without under- or over-sizing.

Common triggers for blowing cold air include an incorrect thermostat fan setting ('ON' instead of 'AUTO'), a heavily clogged filter causing heat exchanger overheating, a blown limit switch, dirty flame sensor, or a tripped circuit breaker. Check your thermostat and air filter first; if cold air persists, call a certified gas fitter.

Absolutely. High-efficiency furnaces (96% to 98% AFUE) waste only 2 to 4 cents of every natural gas dollar, compared to older standard units that waste up to 20% to 35%. Considering Ontario's long heating seasons, high-efficiency systems deliver substantial utility bill savings each winter.

Yes. We provide round-the-clock emergency heating dispatch services across Toronto, North York, Etobicoke, Scarborough, Mississauga, Brampton, Vaughan, Markham, Richmond Hill, and surrounding GTA regions during severe winter freezing conditions.

We install, service, and repair all major heating brands, including Lennox, Carrier, Trane, KeepRite, Goodman, Rheem, York, Bryant, and Amana. Our emergency response vehicles carry OEM parts to perform same-day diagnostic and repair services on most models.

Have More Questions or Need Emergency Service?

Speak directly with a licensed GTA gas technician today for instant help or quote estimates.