Complete Water Heating Solutions

We offer a wide range of products, including tankless water heaters, solar water heaters, and heat pump water heaters, each designed with cutting-edge technology to ensure optimal performance. Our solutions are not only energy-efficient, helping you save on your utility bills, but also environmentally friendly, contributing to a sustainable future.

Are You Looking To Rent Your Water Heater Click Here for Free Estimate or Call 905-707-1299

Rinnai Tankless Water Heater


  • Rinnai RU Models
  • Rinnai RX Models

Benefits of Central Humidifiers :

  • Never Run Out of Hot Water : Rinnai tankless water heaters provide continuous hot water, so you’ll always have enough for showers, laundry, and dishes
  • Better Value Than a Tank : These heaters last up to twice as long as traditional ones, have a longer warranty, and only heat water when needed, saving energy
  • Save Valuable Space : The compact size of Rinnai tankless water heaters allows them to fit in tight spaces, freeing up more room in your home

Rinnai Complete Installation Prices* :

  • Starts from $3600 +
rinnai free estimate

Water Heater Free Quotation

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What Our Customers Say About Us?

"Exceptional Service! - I had Mr. Heat Mechanical install a new tankless water heater in my home. The team was professional, efficient, and the installation was seamless. I’m enjoying endless hot water and lower energy bills. Highly recommend!"

jane d.
Newmarket, ON

"Highly Efficient! - We switched to a tankless water heater installed by Mr. Heat Mechanical. The difference is amazing - constant hot water and more space in our utility room. Thank you, Mr. Heat!” - Sarah L

sarah l.
Etobicoke, ON

“Top-notch Installation! - Mr. Heat Mechanical replaced our old water heater with a new one. The installation was quick and the team left our basement cleaner than when they arrived. Great job!”

mike r.
Stouffville, ON

“Reliable and Professional! - Mr. Heat Mechanical’s team was on time, courteous, and took the time to explain the operation of our new water heater. Their after-sales service has been excellent too. A five-star experience!”

tom b.
Keswick, ON