Isothermic Windows & Doors – Renovco Ottawa

Isothermic windows

Isothermic windows & doors are special windows and doors proudly manufactured as products with high-quality raw materials in Thetford Mines, QC. Isothermic windows are products that meet consumer needs while maintaining industry performance standards for a long time.

Our Isothermic windows are an innovative product line that includes a variety of windows, doors, garage doors, and patio doors.

The Thetford Mines showroom is designed to showcase the company’s top products, displayed in ways that allow clients to fully appreciate the design and functionality of Isothermic windows and doors.

Durable supports and display fixtures are engineered to support the weight of heavy doors and windows. Merchandise can be manipulated by the customer, demanding displays that can handle a high-traffic, high-use environment.

Isothermic windows meet consumer needs while maintaining industry performance standards at high levels. This steady growth can be attributed to innovative products, quality, and a strong reputation. Made of the highest-quality raw materials in Quebec, Canada Isothermic Windows and Hybrid doors and windows offer an energy-efficient, low maintenance solution for the price-conscious consumer.

What does Isothermic Windows mean?  & What Do We Offer?


Virtually all our products are Energy Star certified, reducing your energy costs by 12 percent per year. It is, therefore, a guarantee of measurable savings and a reduction of your ecological footprint.


All of our Isothermic windows integrate profiles that are extruded from virgin powder, giving the PVC a pure and durable white as well as providing a remarkable glossy finish that is easy to clean.


When opting for our products, you enjoy the peace of mind that is provided lifetime manufacturing warranty.


We are confident that we offer our clients the best lifetime manufacturing warranty in the entire industry. You can even transfer it to a future owner.


At our manufacturing facility, we have our own weather testing lab. We ensure that our products respond to the realities of our harsh winter climate. We also manufacture our windows with 3 black or grey weather-strips to avoid discoloration, which is placed on the shutter to offer maximal airtightness.


Whether they are casement, contemporary or colonial, sliding, architectural, or awning windows, you are sure to find the best windows to showcase your home. We have so many options!


You can customize your doors from A to Z: configuration, color, grilles, hinges, materials, left or right opening, glass panels, and stained glass are all offered separately so you can achieve the look of your dreams. Our advisors are available to assist you in choosing the style to best fit your home.

Isothermic windows 

Why us?

Choose Renovco Ottawa for all your window and door needs. Giving you access to top-rated windows and doors in Canada, with our exclusive distribution rights. Offering you the best quality to price ratio on the market.  Come by our showroom to see all the styles and finishes that will best fit your needs and budget. Free design consultation available, installation included.

Windows & Doors So good they are guaranteed for life!

Our teams of experts are always ready to serve you, whether you would like to design your dream kitchen, remodel a bathroom, finish the basement, create a new home extension, renovate your office or get your home restored after a flood or fire, you can count on Renovco Ottawa!

Renovco Ottawa also has a smartly identifiable Unique Concept. From emergency work reconstruction, content handling and cleaning, warehousing, mold remediation, Ozone treatment, and Fire-line system to a distribution channel and one-stop-shop for design services. This clever solution is translating to become, not only an exclusive competency that Renovco enjoys but also a profound peace-of-mind feature that clients treasure.

So, call us at 613-727-7070 or book an appointment at