About Delson Air
A home-comfort company built around picking up the phone.
Delson Air is a GTA-based heating and cooling company. We install, repair, and maintain the equipment that keeps your home comfortable — and we do it with our own technicians, our own trucks, and our own name on the warranty.
Who we are
HVAC is more than equipment. It's how your home feels.
We started Delson Air because home-comfort work in the GTA had become transactional — quick installs, slow callbacks, and warranties that disappeared the second something went wrong. We built the opposite.
Every system we install is sized for the specific home, fitted by a licensed technician who'll come back if anything's off, and backed by a written warranty you can actually read.
We answer the phone.
When you call Delson Air, you get a person — not a queue, not a menu, not a chatbot.
We sell what you need.
We size systems honestly. If a tune-up will do, we tune up. No high-pressure replacements.
We finish what we start.
Every install ends with a full system test, a clean job site, and a real warranty.
Credentials
Licensed by the people who actually regulate this work.
Ontario's HVAC industry is regulated for a reason — gas, electrical, and refrigerant work is unforgiving when it's done poorly. Delson Air carries every credential the province requires and several it doesn't.
- TSSA Licensed
- Ontario's Technical Standards and Safety Authority licenses the gas technicians who can legally service your furnace, boiler, or fireplace. Ours are licensed and current.
- Enbridge Authorized Contractor
- Authorized to perform gas work for Enbridge Gas customers — including rebate-eligible installations on qualifying equipment.
- Fully Insured
- Comprehensive general liability coverage protecting your home and family during every job.
- Licensed Trade
- Provincial trade licensing across heating, cooling, and refrigeration disciplines.
Ready when you are
Stop hoping it'll be quiet.
Start living comfortable.
Same-day estimates for most of the GTA. No high-pressure sales — just a clear quote and a clean install from a team that picks up the phone.