Knowlage Base

ProHouz
PROHOUZ LEARNING CENTER

Frameless Shower Door Knowledge Base

Design, glass, hardware, installation, maintenance and troubleshooting guidance.

Knowledge Base v1.3.2  •  Updated October 1, 2026
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PROHOUZ KNOWLEDGE CENTER

Wall-mount hinge deductions

The hinge-side deduction for a wall-mount hinge is not a generic number. It changes with the hinge family and the selected pin angle.

ProHouz blue diagram explaining wall-mount hinge deductions by pin angle
Original ProHouz summary based on the wall-mount-hinge deduction table from the supplied CRL reference pages.

How the table works

Manufacturer tables generally list three related dimensions: the center-line of the glass to the hinge back-plate center, the closest edge of the glass to the wall, and the glass deduction on the hinge side. To calculate the total door deduction, add the desired strike-side gap to the hinge-side deduction.

Planning rule

As the pin angle increases, the hinge side of the door generally projects farther outward, so the hinge-side deduction increases. That is why a 45° pin condition cannot be sized the same way as a nearly straight condition.

Important caution

Do not reuse one wall-mount deduction table for another hinge family without checking the current published data. The exact geometry and the published deduction can change between series.