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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 and the...

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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 Cana...

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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

August 25, 2017

Covering AC After Summer: Should You Do It?

There are times during the year when you need to do maintenance on your heating and cooling system.

August 15, 2017

Should I Repair or Replace My AC?

Deciding whether you should replace or repair your air conditioner can be difficult. For starters, r

August 8, 2017

The Importance of Having Bathroom Exhaust Fans at Home

From odour control to safety, there are many reasons why having bathroom exhaust fans in your home i

August 1, 2017

Top Questions to Ask for Your Air Conditioning Estimate

Next to your mortgage, your utility bills are among the highest costs of operating a household. Cent

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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