2651 John Street, Unit 2 Markham, ON, L3R2W5


Welcome! As one of the best-rated companies for window and door replacement in the GTA, we’ve decided it was time for us to share our incredible knowledge!

The Latest Info on Door and Window Replacement, Maintenance, and More!

Whether you’re wondering what the best windows and doors are made from, what goes into a door or window replacement, maintenance tips, or just looking for the latest styles, you’ll find it all right here.

Keep up with the latest blog from the Torwin Team, and make sure to check back often for the newest updates

Winterized Door & Windows By Torwin
How to Winterize your Windows and Doors

Winter is coming! More than just a catchy phrase from a hit TV show, it’s a reminder for homeowners to take on some basic maintenance and updates. And while cold days can seem very far away…

Front Door Replacement With Sidelights By Torwin
Upgrade your Entry Doors with Sidelights

Optimizing the natural light in your home can make your time spent indoors more enjoyable. Most homeowners enjoy letting in the sunlight to illuminate their home’s interior during the day and having visual access to the…

3 Top Tips For Patio Door Replacement

Summers in Canada are short, so if you’re lucky enough to have a backyard with a deck or patio, you’re probably taking full advantage! Sitting outside, enjoying your morning coffee before it gets hot. Lazy afternoons…

Custom Doors - Exterior & Interior Replacement
Customized Windows and Doors That Fit Oakville Lifestyle

Most homeowners take pride in their properties, making the necessary repairs to keep their homes looking and functioning well. Upgrading with custom windows and doors will accomplish both goals: improved aesthetics and function! Replacing your windows…