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My HVAC Leaking Water: 10 Reasons Why

If  there is an unexpected puddle under your home’s HVAC system, your furnace leaking is likely the culprit. A furnace leak won’t be solved just by placing a towel on the floor, and while this may keep your floors dry, the root of the problem will still persist and could escalate to a more serious HVAC issue if not taken care of. We can help you get to the bottom of this problem to keep your floors dry and your Read More...

Best Brand New Air Conditioner Brands 2024

Choosing a brand new air conditioner for your home can be a tedious process with the amount of options available on the market. If you’re looking to invest in a high quality unit for your home then there are many brands for you to consider. Our goal is to help you find the brand new air conditioner that is perfect for your home and the needs of your family. Investing in a high quality air conditioner today buys you home Read More...

Furnace No Heat Emergency Service

Furnace no heat emergency tips Waking up without heat at the middle of the winter can be very stressful. Furnace no heat situations can potentially be dangerous to your home since it can cause your pipes to freeze. Most important is not to panic when you come across Furnace no heat case. Sometimes fixing the problem can be as easy as changing the battery on your thermostat or restarting your furnace by turning the power switch off and back on. DeMark Read More...

Water Heater Replacement Cost

Water heater replacement cost can vary depending on the type of water heater, tank capacity, and a few other factors. Your water heater is a very important piece of equipment to your home and your family’s home comfort. You use it every single day when taking a shower, doing the dishes, or doing the laundry. If your looking to replace your current water heater, one of the pieces of information you’d like to know first is the water heater replacement Read More...

Furnace Emergency Replacement

Furnace Emergency – Installed in 24 Hrs -647-847-2998 It is never a good time for your home heating system to break down and call for a Furnace Emergency replacement. However if your furnace has stopped working and you require immediate replacement, we are here to help. DeMark Home Ontario offers fast and reliable Furnace Emergency Replacement in Toronto and GTA. If you are left without heat during the cold winter days or nights, just call us and one of our knowledgeable and Read More...

How to Resolve an Enbridge Gas Warning Tag or Red Tag

An Enbridge Gas Warning Tag or Red Tag on your furnace or water heater means that a licensed gas technician considered the equipment to be unsafe to operate. The most common reasons that equipment receives an Enbridge Gas Warning Tag or Red Tag is because of improper installation or venting related issues that put you at risk of a carbon monoxide leak, which is dangerous and could potentially be life threatening. Licensed and TSSA certified gas technicians are required by law Read More...

Natural Gas vs. Electric Stoves: Pros and Cons

Deciding what you cook with is an important decision when choosing new home appliances so it's good to know what’s best for your home: a natural gas or electric stove. Natural Gas Stoves The benefit of natural gas stoves is that they heat and cook food quickly. The downside is that not every home has a natural gas connection. Installing a new gas line in your home should only be done by a trained professional as the process is complex and Read More...

Will an HVAC System Upgrade Increase my Property Value?

It’s important to choose wisely when upgrading your home’s HVAC system to get the most value out of your investment. If you’re thinking about selling your home in the near future then it’s important to plan renovation projects that will maximize the value of your home. Buyers can be repelled by an old or broken HVAC system, so investing in the right equipment can make your home attractive on the market. Let’s take a look at some factors that will Read More...

How Old is my Mid-Efficiency Furnace?

The age of your old mid-efficiency furnace is important information when budgeting for maintenance costs or knowing when to replace the system. If you moved into a home and inherited its old HVAC system, there’s a good chance you don’t know the age of the system. Maybe you’re not sure of the furnace type either. We are here to help you with some tips to identify your mid-efficiency furnace and know its age. Once you know what kind of system Read More...

Nest E or Nest 3 Thermostat

The Nest 3 smart thermostat adds convenience to your home comfort and saves you money on your monthly utility bill. Heating and cooling accounts for roughly half of your home’s energy expenses making it one of the most expensive utilities in your home. Smart thermostats can help you manage this expense by saving you money and adding a layer of convenience. The Nest 3 thermostat allows you to enjoy home comfort all year round while still maintaining your home’s energy Read More...
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Upgrading to a high-efficiency heating and cooling system offers more than energy savings.

Take advantage of these rebates today!

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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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