Chicago Patio Doors & Windows | Superior Windows & Doors - 1 views
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swdimports on 13 Dec 16In essence, a patio doors are a large windows where the frame is continuous and has to be stepped over in order to enter or exit. They are equipped with 8 to 10 locking points all around the frame and allow for tilt and turn action without keyed entry access from exterior. Great thermal insulation Wide variety of colors Superior stability in the form of perfectly designed reinforcement profiles Great protection against forced entry Unlimited design potential