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Tag Archives: Efficiency

Nest E vs. Nest 3 Thermostat

If you’re looking to add a smart thermostat to your home for that added level of convenience, comfort, and savings, the Nest E and Nest 3 are some of the best options on the market. A smart thermostat allows you to make the most of your heating and cooling system without wasting money or energy. With a smart thermostat you won’t have to choose between comfort and affordability, you can have both. Here we are going to discuss the similarities Read More...

DeMark Home Ontario receives Best of Houzz 2020 Awards

DeMark Home Ontario has been named on the Best of Houzz 2020 list for the fifth time! Our dedication to providing great customer service at DeMark Home Ontario has not been left unnoticed. We are proud to be awarded the Best of Houzz 2020 award for customer service for the 5th time (previously in 2016, 2017, 2018 and 2019). Houzz has also listed us as a “recommended professional” in the HVAC sector. We provide customers with the most simple and convenient Read More...

Benefits of a Modulating Furnace

A modulating furnace will greatly improve your home’s energy efficiency with its multi-speed blowers and fluctuating gas valve features. Increased Comfort A modulating furnace’s ability to always adjust itself results in an even distribution of heat throughout the home, creating an exceptionally comfortable living space. You will no longer have to deal with the lack of consistency that’s often experienced by homeowners with traditional furnaces. If your home currently has some rooms which are warmer than others, or some which are Read More...

Furnace Buying Guide

Choosing a new furnace can be a tough decision, so we hope this furnace buying guide will provide you with all the information you need to make the right choice. Like all machines, furnaces get worn out with time and after years of use they reach a point where they no longer work like they used to. Typically, furnace problems start to arise after the 10 year mark. Finding a replacement for your old furnace can be tricky as there Read More...

Home Insulation Benefits and Tips

Having proper home insulation and a well looked after HVAC system will allow for a perfectly comfortable home environment and keep your utility bills to a minimum. In the past, Canadians had to get used to the terribly cold drafts they would experience in their homes all winter and summer long. Luckily, modern technology has eliminated this uncomfortable inconvenience for most people. New building techniques and improvements to home insulation have allowed Canadians to enjoy an elevated level of home Read More...

Gas Furnace Types and AFUE Efficiency

Understanding the differences between gas furnace types and their fuel efficiency will help you make a smart choice on your new furnace. Your home’s furnace plays a crucial role in your household as it provides your family with a comfortable environment to live in throughout the year. You expect this extremely useful appliance to work efficiently and to provide you with the comfort that you paid for. To better understand the inner workings of a gas furnace, it is of Read More...

Rinnai Tankless Water Heaters

Rinnai tankless water heaters provide homeowners with a reliable, energy efficient, and space efficient solution to their water heating needs. The reason behind Rinnai’s great success on the water heater market is the incomparable longevity of their units. Rinnai tankless water heaters can last two times as long as a traditional water heater. Rinnai water heaters outlive traditional units even with minimal maintenance. This means that you can worry less and save more when using Rinnai equipment. With Rinnai tankless water Read More...

Be Ready For Air Conditioning Season

Summer is almost here which means it's time for you and your home to get ready for air conditioning season. Though it may not seem like it due to the recent whether we’ve been having in Ontario, the summer season is almost here. You and your home should be ready to welcome the summer before it arrives. This not only means buying a new bottle of sunscreen, but also to make sure that your home appliances are in check. Your Read More...

Is it Best to Purchase or Rent Energy Efficient Hot Water Heater

Purchasing or renting a hot water heater? The question of purchasing or renting a water heater or tankless unit in Ontario is very common especially when purchasing a new home. Many homeowners have different opinions on this subject and this also became one of the frequently asked questions from our customers. We decided to give you a little more insight on your options to purchase or rent a new hot water heater or tankless unit which will give you better Read More...

Best Gas Furnace for your home

Are you in need of a new heating system and looking for the best gas furnace for your home? Most homeowners want to have the best gas furnace installed in their homes. If this sounds like you then you’ve probably done your research on heating equipment and have a model and furnace brand in mind already. But before you proceed with the installation of your new high efficiency furnace there are few factors to consider. Every home is different and Read More...
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Upgrading to a high-efficiency heating and cooling system offers more than energy savings.

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This item comes with absolutely free standard installation. We’ll ensure that the product is completely installed to code and fully functioning prior to leaving.

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Great news! Receive a brand new digital thermostat absolutely free when renting this HVAC product from DeMark Home Ontario.

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Great news! When renting a furnace or air conditioner, you’ll get your first 2 months absolutely rent free.

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Great news! When renting a furnace and air conditioner together, you’ll get your first 3 months absolutely rent free.

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This product carries a manufacturer warranty and we’re happy to explain it in full to you. Feel free to get in touch with us for more information or see the Warranty Information tab for more information

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If your order is placed and confirmed by 11am, we can have your HVAC product installed within the same day.

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This water heater is subject to reduced rental rates based on the DHO discount program. Save money on your bill every single month!

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Save money on this item when buying it along with a qualifying high-efficiency furnace or air conditioner.

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Great news! When renting a qualifying water heater, you’ll get your first 2 months absolutely rent free.

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Promotional code can be found on the eFlyer, Brochure or promotional email that you received from us.

*If you are an existing customer please refer to the mail or email that was sent to you after the installation of your equipment as it contains your promotional code. If you are having troubles locating it please call us and one of our Customer Service Representatives will be happy to assist you.

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Notice for Power Vent Water Heater Customers

Effective August 2007, gas code requires technicians working on venting to replace black ABS vent pipe with white UL-certified vent pipe.

We will upgrade your venting pipes at no additional cost.

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