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Keeping families comfortable for over 30 years. Check out our seasonal promotions.

TWINTECH is a full-service HVAC care and maintenance provider located in Durham, Ontario. The company is owned and operated by Grant and Greg Dainty, third generation HVAC technicians.

Over the years, TWINTECH has developed an outstanding reputation for both the quality of our installations and high level of customer service in the GTA and surrounding areas.

TWINTECH recognizes the need for crucial preventative maintenance and repair of residential HVAC systems, and as a result, our company has gone to great lengths to bring together a highly trained service team whom our customers can count on during any heating and air conditioning emergency.

more about our work

services

Heating

Gas & Electric Furnaces Pickering Here in Durham Region, winters can be harsh and frigid an...

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Air Conditioning

Air Conditioning Pickering Hot. Sweaty. Sweltering. Oven-like. These are words we try to avoid w...

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Gas Fireplaces

Gas Fireplaces Pickering Nothing says escape from a cold winter day like curling up by a fire. F...

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Tankless Water Heaters

Tankless Water Heater Installation & Repair Hot water is an essential part of a comfortable...

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Hot Water Tanks

Hot Water Heaters Pickering There are few everyday pleasures more satisfying than a hot shower. ...

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Custom Ductwork

Pickering Custom Ductwork A lot of money and effort gets spent on getting the right furnace or a...

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Maintenance

Maybe it’s your furnace or your air conditioner or your ductwork but you’re getting the sens...

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Gas Line Installation

Pickering Gas Line Installation When it comes to heating systems or high-energy use appliances g...

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news

Operator tightening a screw on the gas line March 22, 2017

The Benefits of Gas Line Installation

If you are interested in having a gas line installed in your home for your barbecue or a garage heat

Repairman is looking at documentation of HVAC (Heating, Ventilating, Air Conditioning). March 15, 2017

HVAC Professionals: What to Expect

You might have never hired an HVAC expert in the past so you might not have an idea what to expect w

Young Woman Checking Air Conditioner In House March 8, 2017

My AC Unit is Not Working, What Now?

You may encounter many problems with your air conditioner and while it is true that most problems re

Automatic water heater attached on blue tiled wall March 1, 2017

Tankless Water Heaters: Make the Switch

Are you looking for a steady supply of hot water?   Is the idea of constantly heating your wate

testimonials

I have used Greg Dainty for over 15 years in 3 different homes, for heating, cooling, pool heaters, appliances and bbq lines. Greg has always been so professional, friendly and the workmanship nothing short of fantastic. Greg has always discussed my

Leslie B, Pickering

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