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Cortizo Bi-Fold Plus Technical Drawings


27 October 2026

These drawings show the detail behind Cortizo’s Bi-Fold Plus doors.

The sightline cross section shows the slim profile where the leaves meet:

sightline-cross-section

And the adjustable jamb section shows how the frame allows for fine-tuning on site:

adjustable-jamb-cross-section

The image below shows the flush threshold detail for a smooth, level transition from inside to out:

FLUSH THRESHOLD

Plus the 90 degree corner opening option opens up a whole corner of your room to the garden:

CORNER OPENING OPTION