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Single wall insert with plug-in socket

for setting in concrete and connecting smooth cable ducts


  • 3-ribbed seal is sprayed on to create pressure-tight seal with concrete
  • Readily available for wall thicknesses 120 mm and above (GSM 110 and GSM 125)
  • Quality mark: sealed ex works. Option to check for accidental or unauthorised opening of the closing cover
For the connection on one side of system seals for cables (inside) and the connection of cable ducts (outside).


Application range:

  • Waterproof concrete stress class 1, Waterproof concrete stress class 2


  • System seal can be connected on one side; there is also an integrated plug-in socket for the connection of smooth cable ducts
  • Additional pipe connectors are not necessary
  • Pressure-tight closing cover ensures absolute gastightness and watertightness even after the empty conduit has been connected

Scope of delivery:

  • Pressure-tight closing cover


  • Frame dimensions: 220x 220 mm
  • Centre distance: 210 mm, spacer increases centre distance to 250 mm


  • The use of the HSI-AH 40 spacer is recommended; it must be used with the HSI 150-GSM 160


  • Wall insert: ABS with TPE 3-ribbed seal
  • Adapter pipe: PVC
  • Plug-in socket: EPDM
  • Clamping strap for HSI 150-GSM 160/X: W4
  • Closing cover: ABS with TPE seal
  • Pipe cover: PE or sleeve cap: PVC


  • Gastight and watertight to 0.5 bar

Installation instructions

Test reports

Data sheet & tender specification

For download of data sheet and tender specification please configurate the product in the section below and download via the symbol


*possible restrictions for cable configurations

Wall thickness (mm) Pipe OD Order ref. Article no.
120 110 HSI 150-GSM 110/120* 2120203211
130 110 HSI 150-GSM 110/130* 2120203216
140 110 HSI 150-GSM 110/140* 2120203221
150 110 HSI 150-GSM 110/150* 2120203231
200 110 HSI 150-GSM 110/200* 2120203241
240 110 HSI 150-GSM 110/240* 2120203246
250 110 HSI 150-GSM 110/250* 2120203251
300 110 HSI 150-GSM 110/300* 2120203301
365 110 HSI 150-GSM 110/365* 2120203365


Duct OD (D): mm
Wall thickness (X): mm 70-500
Block assembly:
Rows on top of one another (Y): 1-10
Rows next to one another (Z): 1-10

Your individual article designation:

Your individual article number:

Add to wish list
Download of data sheet
Tender specifications: Text Word

We cannot guarantee the feasibility of the configuration you have entered. If you have sent an enquiry, we will then check the configuration you have chosen again.