GTA furnace specialists

Furnace installation & repair across the GTA

Stay warm with professional furnace installation, dependable no-heat diagnostics and seasonal maintenance from a TSSA-certified, fully insured team with over 15 years of HVAC experience.

Choose the service you need

From a sudden breakdown to a better heating system

Start with the option that matches your situation.

01 · NEW SYSTEMS

Furnace installation & replacement

Replace an aging furnace or install dependable high-efficiency heating with equipment selected for your home and budget.

02 · DIAGNOSTICS

Furnace repair & troubleshooting

Get professional diagnosis when your furnace stops heating, leaks, cycles frequently or makes unusual sounds.

Know the warning signs

When your furnace needs professional attention

Heating problems often appear gradually. An early assessment can help prevent additional damage.

Not heating

The system runs but the indoor temperature continues to fall.

Weak or cold airflow

Vents deliver weak airflow or air that never warms up.

The furnace cycles

The furnace repeatedly starts and stops before reaching temperature.

Unusual odours

Burning or gas-like odours require immediate attention.

Unusual sounds

Grinding, rattling or buzzing begins during operation.

Higher energy use

Costs rise while indoor comfort continues to decline.

Furnace stopped heating? Speak with an experienced technician.

New furnaces

Better heating starts with the right system.

GN Air Solutions evaluates the home, existing equipment and comfort concerns before recommending a suitable solution.

Home and system assessment

Review equipment, airflow and heating requirements.

Clear recommendation

Compare suitable system and efficiency options.

Professional installation

Complete connections, setup and testing.

Customer walkthrough

Explain operation, maintenance and next steps.

Seasonal furnace care

Maintenance that prepares your system for winter.

Routine maintenance helps identify developing problems, supports airflow and keeps heating equipment ready for sustained use.

Typical maintenance checks

A clear service experience

What happens when you contact us

01

Tell us the problem

Share symptoms, system type and location.

02

Schedule assessment

Arrange installation planning or diagnosis.

03

Review options

Receive a clear explanation and next steps.

04

Complete & test

Finish approved work and verify operation.

Customer confidence

Service people feel good recommending.

Careful work and clear communication are at the centre of every GN Air Solutions visit.

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Furnace service across the GTA

Local furnace service where homeowners need it.

Serving priority GTA markets with installation, repair and maintenance.

Furnace FAQs

Helpful answers before you book.

Learn what to consider when your heat pump needs service.

Ignition faults, airflow restrictions, thermostat problems, electrical issues or a failing component can reduce heating. A professional diagnosis is needed.

Consider equipment age, repair history, comfort, efficiency, parts availability and current repair cost.

Correct sizing depends on the property, insulation, windows, layout and heating load. Correct sizing is essential for comfort, efficiency and equipment life.

Most systems benefit from professional maintenance once per heating season.

Request furnace service

Get the right next step for your heating system.

Tell us whether you need installation, repair or seasonal maintenance.


Professional HVAC, water-heating, air-quality and water-quality solutions across the Greater Toronto Area.

Contacts

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