Whether you’re thinking of renovating or building, Capitall Windows. can offer your home an architectural design that delivers not only full energy efficiency but also absolute beauty. From sliders to casements, we offer a wide range of colours and styles that will compliment any home. Our Ottawa windows are built to the highest industry specifications and all of our products Elite Windows Ottawa & Vinyl Windows Ottawa are guaranteed. Our  Windows Ottawa will reduce your energy costs for years to come, because all window frames & sashes are fusion welded for strength, providing a permanent air and water tight seal. All glass units on our windows have double sealed insulation glass. A multi-point locking system on our casements provides greater security as well. All of Ottawa Window Companies,our windows,are manufactured by Vinyl Pro. and are Energy Star certified with low heat argon.


Casement Windows Gatineau / Ottawa

Awning Windows Gatineau / Ottawa

Single/Double Hung Windows Gatineau / Ottawa

Single/Double Slider Windows Gatineau / Ottawa

Fixed Windows Gatineau / Ottawa

Bay and Bow Window Gatineau / Ottawa

E-Grass Windows Gatineau / Ottawa

Cut-out Windows Gatineau / Ottawa

Porch Enclosures

LoE2 272 Glass Gatineau / Ottawa

Energy Star Certified products Gatineau / Ottawa


Easy cleaning allows you to fully open your windows so there's no hassle with cleaning. The glass panels slide open all the way to enable you to clean between the panels inside and outside your house. No more struggling to clean between panel windows, with this intuitive design you can keep your high quality glass and Vinyl Windows Gatineau / Ottawa clean all the time.

LoE² 272 Glass

LoE² 272 Glass is designed to reflect heat back into your home during the winter, and keep harmful UV rays out in the summer. The LoE² 272 Glass coating is visually unnoticeable but blocks approximately 84% of the sun's rays. LoE² 272 Glass is the highest performing and clearest glass you can purchase. These energy efficient windows will save you money all year round, no matter where your home is located, choose windows that will provide you with the highest level of comfort year round.

our windows

Double Hung Windows Ottawa

Read more

Casement Windows Ottawa

Read more

Single Hung Windows Ottawa

Read more

Fixed Casement Windows Ottawa

Read more

Picture Windows Ottawa

Read more

Awning Windows Ottawa

Read more

Double Slider Windows Ottawa

Read more

Single Slider Windows Ottawa

Read more

End Vent Slider Windows Ottawa

Read more

our state of the art facility

browse gallery