Air Conditioning, Heating, and Plumbing
Services for Residential and Commercial
Customers throughout Connecticut

HVAC Products

Total Mechanical Systems is dedicated to serving residential and commercial customers throughout the State of Connecticut. We offer a full range of HVAC products and services.  Below is a list of our most popular products and services we offer.



Central Air

Summers in Connecticut can be HOT and MUGGY! You depend on your air conditioning unit to keep your home cool. We offer several high-efficiency AC unit options and brands for you to choose from. With a FREE in-home consultation, we can get you the unit you need, at a price you can afford.

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Ductless Mini-Splits

Mini-split systems can be easily mounted on a wall or a ceiling. They provide energy efficient heating and cooling for up to 8 zones with reliable comfort using indoor units, outdoor units and remote control(s). These systems are the perfect solution for homes where existing ductwork is either nonexistent or impractical to install. We install Mitsubishi, Lennox, and more.

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Gas Furnaces

New England winters can be BRUTAL! We’re all dependent on our heat. We offer energy efficient gas furnace installations, with variable speed ECM motors that offer whisper quiet operation year-round Get reliable, efficient heat when you need it with a natural gas furnace.

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trane oil furnace installation and repairs

Oil Furnaces

A lot of older homes in Connecticut and throughout the Northeast use oil-based heat. Many of our customers prefer the fuel-efficiency and clean-burning performance of an oil system.  We offer installation services on energy efficient makes and models that fit your budget.

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lennox heat pump installation in connecticut

Heat Pumps

Connecticut winters and summers can be downright miserable.  A good HVAC system can mean all the difference.  Heat pumps are a very efficient way of converting energy from the ground or outside air temperature to both heat and cool your home.  With a FREE in-home consultation, we can get you the unit you need, at a price that matches your budget.

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Connecticut Oil to Gas Boiler Conversions

Oil to Gas Furnace Conversion

There are those homeowners out there who think that oil boilers are noisy and smelly. These wall-hung boilers make it simple to convert from home heating oil to natural gas. We offer a full range of  energy-efficient, eco-friendly boilers.

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