HEWI Backplate with turn knob (B-technology)


short stems
Product is eliminated from 31st December 2020
Replacement item number is 230.21RNRKN

Picture shows similar item
Picture shows similar item

Product information

short stems, in B-technology made of polyamide, solid colour, high-gloss surface, and for handle diameter 21.3 mm
Composite synthetic material and steel backplate substructure, integrated spring-assisted restraining "hold-up" module, can be used for left or right-hand. Concealed, non-loosening screwed joint with 5 mm Spax screws as well as the pivot disappearing into the door leaf. WC version with emergency opening by means of square spindle or coin and occupancy disc (red/white indicator) on the outside (long stems). turnknob on the inside (short stems).
Backplate cap 46 x 168 mm, 10.5 mm high, flat, 1.5 mm wall thickness.
supplied incl. screws

Technical specifications

Material and colour


HEWI colour chart
Product Data Sheet
Tender specifications
Download everything

Ordering information

Ordering information
  • Door thickness
  • Distance
  • Dead latch spindle
  • Color

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