The Efficiency Rebate Plus Program

Enbridge Gas and the Canada’s Greener Homes Grant have partnered to provide a generousrebate specifically for windows and doors. This collaboration introduces the Home EfficiencyRebate Plus program, aiming to assist Ontarians in saving energy at home. This is excellentnews for residents across the province, especially those who are current Enbridge Gascustomers utilizing natural gas for heating. They can now take advantage of enhanced rebatesof up to $10,000 specifically for windows and doors retrofits. By participating in this program,homeowners can reduce the cost of upgrading their windows and doors while making theirhomes more energy-efficient. 

Transforming Homes, Enhancing Comfort

Our company is thrilled to have had hundreds of customers take part in upgrading their windows through KORAL Windows and Doors and benefit from the available rebates. By participating in the program, our customers not only received financial incentives but also significantly improved the comfort of their homes. The energy-efficient windows provided by KORAL Windows and Doors have contributed to enhanced insulation, reduced drafts, and better temperature regulation, resulting in a more comfortable living environment. We are proud to have played a role in helping our customers make these valuable improvements and contribute to a greener, more efficient future. 

Man surrounded by windows

The window and door program

The window and door program provides key benefits including financial incentives and improved energy efficiency.

  • Financial savings through rebates
  • Improved energy efficiency in homes
  • Enhanced comfort and temperature regulation
  • Reduced energy consumption and lower utility bills
  • Environmental sustainability and reduced carbon footprint

To get started with the rebate program for windows and doors, simply click the button below and complete the survey to determine your eligibility. 
It is also possible to customize windows by adding features such as grilles, dividers, or tinting to suit the specific needs and preferences of the homeowner.

Get Started!

Our door is always open. Just ask our customers!

Private User


Replacing most of the windows in my house. Excellent service. Reliable. No complaints at all.

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Stephen in Toronto


Koral Windows installed new windows and doors throughout our home in 2021-2022 period. We were impressed with […]

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Wayne G. in Ottawa


We got several quotes for our new back door. Vlad returned our call very quickly and his […]

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Tayler Spradbrow


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