Gas Technician G-3
Gas Technician G-2
Hydronic Heating Certificate
TSSA-approved G-3 & G-2 training
In-person campus in Mississauga
Domestic, international & refugee applicants
Admission handled end to end
TSSA-approved G-3 & G-2 training
In-person campus in Mississauga
Domestic, international & refugee applicants
Admission handled end to end
Ontario’s gas certifications stack in a fixed order. Find yourself on the ladder below – then book a free check and we’ll confirm it against your documents.
The Certification Path
Ontario's gas certifications stack in a fixed order. Find yourself on the ladder below — then book a free check and we'll confirm it against your documents.
Step One
The entry point. No prior gas experience or certification required.
Step Two
The working technician's licence. Requires a valid G-3 certificate first.
Specialisation
A heating specialisation you can add at any point on the ladder.
Complete beginners entering the trade
Certified G-3 holders ready to work solo
Techs specialising in water-based heating
None - start here
Valid G-3 certificate
None, but pairs well with G-2
Must work under a G-2 or G-1
Works independently
Depends on your gas licence
Apprentice · Installer's assistant
Service technician · Furnace & boiler tech
Hydronic installer · Boiler service tech
| G-3 | G-2 | Hydronic Heating | |
|---|---|---|---|
| Best for | Complete beginners entering the trade | Certified G-3 holders ready to work solo | Techs specialising in water-based heating |
| Prerequisite | None — start here | Valid G-3 certificate | None, but pairs well with G-2 |
| Supervision | Must work under a G-2 or G-1 | Works independently | Depends on your gas licence |
| Typical roles | Apprentice·Installer's assistant | Service technician·Furnace & boiler tech | Hydronic installer·Boiler service tech |
Our Programs
No prerequisite · start here
The entry point to every gas career in Ontario. You finish ready to challenge the TSSA G-3 exam.
Gas Technician Apprentice·HVAC Installer Assistant·Service Technician Helper
Requires a valid G-3
The working technician's licence. Builds on G-3 with residential and light-commercial equipment and controls.
Gas Technician (G-2)·HVAC Service Technician·Furnace & Boiler Technician
No prerequisite
How water-based heating systems are designed, installed and serviced — boilers, radiant floors and the controls that run them.
Hydronic Systems Installer·Boiler Service Technician·HVAC Service Technician
Why It Matters
You're paid for a licence that takes months, not years, to earn — and rates climb with every level you add.
Ontario's furnaces, boilers and hydronic systems need servicing every season. GTA employers are hiring certified techs now.
Heating is essential infrastructure, not discretionary spend. The work holds up when other sectors slow down.
Shop-based learning on real appliances, piping and controls — your first day on site isn't your first time holding the tools.
A TSSA certificate travels with you between contractors, cities and roles anywhere in Ontario.
You're paid for a licence that takes months, not years, to earn - and rates climb with every level you add.
Ontario's furnaces, boilers and hydronic systems need servicing every season. GTA employers are hiring certified techs now.
Heating is essential infrastructure, not discretionary spend. The work holds up when other sectors slow down.
Shop-based learning on real appliances, piping and controls — your first day on site isn't your first time holding the tools.
Built around the CSA modules and B149 codes the TSSA exam actually tests, through a TSSA-approved provider.
A TSSA certificate travels with you between contractors, cities and roles anywhere in Ontario.
Not sure which category you fall into, or whether your documents qualify? We check before you apply — at no cost.
Hands-on training
International Students
Protected Refugees
Not sure which category you fall into, or whether your documents qualify? We check before you apply — at no cost.
Quality You Can Trust
In Ontario, only training delivered by a TSSA-approved provider prepares you to challenge the Gas Technician certification exams. Touch Abroad works with EPIC College of Technology in Mississauga, where gas programs are TSSA-approved and taught in person on live equipment.
TSSA-aligned certificates delivered through one partner college
BTU/h — the equipment ceiling your G-2 licence covers
Typical response time on a free eligibility check
Program choice, documents, application and enrollment
An advisor calls within one business day to confirm which certificate you qualify for.
We walk through costs, intake dates, and the funding or instalment options open to you.
Documents, forms and submission to EPIC College - prepared and sent on your behalf.
You get your offer and start date. We stay reachable through your first weeks of class.
Yes. Permanent colour gives full grey coverage, and we match it to a shade that suits your skin tone rather than a flat opaque block. Most clients return every four to six weeks as regrowth appears.
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