
Two-Panel Sliding Door
One panel operates and one remains fixed. This familiar arrangement provides a broad glass area without requiring swing space inside or outside.
A patio door should slide smoothly, lock securely and manage the transition between the room and the exterior. We plan the panel layout and installation around the actual opening.
Furniture, stairs, decks and traffic through the room affect which panel should operate. The screen must also travel on the useful side without interfering with handles or exterior obstacles.
Glass performance, sill height, drainage and the condition below the old door all matter. A wider view is valuable only when the finished unit also operates and seals correctly.
Confirm these choices against the wall opening and the way people move through the room.

One panel operates and one remains fixed. This familiar arrangement provides a broad glass area without requiring swing space inside or outside.

A wider opening can use additional fixed or operating panels. Structural conditions, usable passage width and the direction of travel must be confirmed on site.

Low-E glass, privacy options, handle finish, keyed access and screen type can be selected separately. Each item should appear on the final order.
The old sill can conceal water damage or an uneven base. The replacement plan needs a stable, level surface and a clear exterior drainage path.
Interior flooring and exterior decks may meet the threshold at different heights. Photograph both sides so those transitions can be discussed before the installation date.
Send photos from both sides of the opening and tell us how you want the door to operate. We will organize the next measurements and choices.
Prefer to speak with someone? Call Brampton Windows at 905-595-5091.
Use these guides to organize the photographs, conditions and practical questions that belong in a patio & garden doors enquiry.
Compare whether the room can support swinging leaves or needs panels that stay within the opening plane. See what still needs to be measured or.
Open the planning guideCompare how much wall and floor space can be devoted to the moving door panel. See what still needs to be measured or inspected.
Open the planning guideCompare glass performance, frame construction, weather seals, sill drainage and the quality of the installation. See what still needs to be measured.
Open the planning guideBrampton Windows ©2026 — Windows, doors, installation and repair for Brampton-area homes.
Choose residential or commercial, then provide the few details we need to understand the request.