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Energy Savings

Tankless Water Heaters: Endless Hot Water On-Demand

On-demand tankless water heaters allow you to get endless hot water without expensive utility bills. If you’ve had the issue of running out of hot water with your home’s traditional water heater, upgrading to a tankless unit allows you to enjoy endless hot water on-demand. A tankless water heater will elevate your home comfort in more ways than you may think. Let’s discuss some of the advantages of having a tankless water heater in your home. Endless Hot Water Tankless water heaters Read More...

DeMark Home Ontario Awarded Best of Houzz 2022

DeMark Home Ontario is proud to be awarded as the Best of Houzz 2022 for our consistently exceptional customer service! For the seventh consecutive year, we are being recognized by the Best of Houzz 2022 list for customer service. DeMark Home Ontario is also recognized on Houzz as a “recommended professional” in the HVAC category. We would like to thank our customers for their tremendous feedback on Houzz and across other platforms. We love receiving your feedback on our service and Read More...

HVAC Product Warranty Registration

Please click on your product manufacturer logo below to be directed to their warranty registration site. Read More...

Do I Need A Whole House Humidifier?

A whole house humidifier is an asset to your home as it helps with respiratory infections and skin allergies, as well as preserves the wooden materials found in your home. Dry air in your home damages the wooden floors, doors, and furniture and can also aggravate respiratory infections and skin allergies. Opposingly, high humidity levels increases risk of mold, bacteria, and viruses. A whole house humidifier is intended to maintain the optimal humidity level in your home that is best Read More...

Smoke Detector Safety Guide

Your home’s smoke detector needs regular maintenance to function properly and continue keeping you and your family safe. Just having smoke and carbon monoxide detectors in your home may not be enough to notify you of a potential fire or carbon monoxide leak. It is important to not only have these devices, but to also maintain them and ensure they’re working properly to keep your family safe. The following are some smoke detector safety tips that help you keep your Read More...

Hot Water Heater Types: Which Is Right For Your Home?

There’s many different hot water heater types on the market, but which one is right for your home? If you’re in the market for a water heater upgrade, you might be intimidated by the amount of options that are available to you. And before you can even choose the brand and model of your new water heater, you will have to figure out which water heater type is right for your home. You can choose from gas, electric, tankless, and Read More...

Rent or Finance HVAC: Which Should I Choose?

Rent or finance HVAC provides a convenient and affordable solution for the homeowner on a budget. Replacing or upgrading your old HVAC system is a large investment for any homeowner. While purchasing a furnace or AC is cheaper in the long run, the high upfront cost deters many homeowners from choosing this option. Luckily, there are rent or finance HVAC options available that involve zero upfront cost and affordable monthly payments. Renting or financing your HVAC system allows you to Read More...

DeMark Home Ontario Granted with the Google Guarantee

The Google Guarantee certifies that professionals employed by a local business are licensed, pre-screened, and insured, allowing customers to quickly recognize a trusted service provider. A Google Guarantee certified business is indicated by a green check mark “badge” underneath the names of qualifying companies. What does it mean for a service provider to be Google Guaranteed? For a business to be certified, Google performs an extensive inspection of all areas of the business through: License verification Google confirms that the company and its employees Read More...

DeMark Home Ontario Awarded with Best of Houzz 2021

We’ve been awarded as the Best of Houzz 2021 for our dedication to great customer service! We are very glad to know that our effort at serving our valued customers isn’t going unrecognized. For the sixth consecutive year we have been awarded the Best of Houzz 2021 for customer service. DeMark Home Ontario is also listed on Houzz as a “recommended professional” in the HVAC category. The Best of Houzz 2021 service award is presented to companies who are rated at Read More...

Common Issues with the Furnace Limit Switch

The two functions of a furnace limit switch are turning the fan on and off during heating cycles and ensuring the furnace doesn’t overheat by shutting it down when its internal temperature is too high. If you’ve been experiencing issues with your furnace limit switch and are looking to fix it, it’s important that you first understand what a limit switch is and how it operates. The furnace limit switch is a small but important device that’s used in forced-air 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.

Certain conditions apply, not available on all products.

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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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