BestCan Windows & Doors Ottawa | Vinyl Siding Installers Ottawa BestCan Windows & Doors Ottawa | Vinyl Siding Installers Ottawa
Replacement Windows and Doors in Ottawa


Improve your home’s energy efficiency and get up to $5000 in rebates.

New Window Rebates


Make a lasting impression with our award-winning lineup.

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  • Better Business Bureau
  • Window Wise
  • Energy Star
  • Siding and Window Dealers Association of Canada
  • Eco Home Financial

We’ve proud to say that BestCan has been in business since 1970, and our family-owned company has served almost 50,000 customers in the Ottawa area.

We’ve hung countless windows and doors, installed vinyl siding, and completed renovations on thousands of homes, and earned our reputation the old-fashioned way – through hard work, and great customer service.

Call us anytime, and we’ll be happy to share our passion for making homes more efficient, and help save you money.

Now Offering Full Lifetime Warranties On All Window & Siding Products And Labour. Contact Us »

For a free estimate and 20% off on any home renovation, please call (613) 226-7611 or Request a Free Quote

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An Energy Efficient Touch

Update your home with energy-efficient windows and a bold-colored door. Learn More

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Exterior Remodels

Add curb appeal, visual value and functionality to your home. Learn more

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Interior Designs

A soft, beautiful touch will make rooms more beautiful, warm and inviting. Learn more

Window Services In Ottawa

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Renovation of the Month

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Replacement Siding in Elmvale

Replacement Siding in Elmvale We just installed some insulation and beautiful, new siding on this lovely home in Ottawa East. We love the colour they chose, and just look at those straight lines! It’s a thing of beauty. That’s the great thing about vinyl more

From Our Blog


Home Efficiency Rebate Plus (HER+)

The Canada Greener Homes Grant has partnered with Enbridge Gas to introduce the Home Efficiency Rebate Plus (HER+) program where homeowners are offered rebates towards eligible retrofits such as home energy assessments, new windows & doors, and other more

Here's what our clients are saying about us.

Thanks to Bill, Brian and Lee who we dealt with to have the exterior of our house redone. Roof - thanks to Maurice and crew. Windows and doors thanks to Vlado and crew for the expe... More

Our family room was looking pretty run down. Bestcan sent a crew to paint and install crown moulding. The preparation, work and cleanup were done very professionally. Very happy wi... More

Best Can just finished siding our complete house along with replacing four windows and two patio doors. They did a great job even replacing some of the rotting plywood at no extra ... More

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