Region (it)
Focus on
de  en  pl  fr  hr  nl  hu  it  sv  sl  cn  es

Double wall insert

for setting in concrete

HSI90 K2/X

  • 3-ribbed seal is sprayed on to create pressure-tight seal with concrete
For the gastight and watertight connection on both sides of system covers for cables and cable ducts and maximum flexibility for subsequent use.


Application range:

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


  • System seal can be connected on both sides (e.g. cable duct connection and cable seal)
  • Packages can be created with frame connection system, delivery ex works

Scope of delivery:

  • 2 pressure-tight closing covers


  • Frame dimensions: 145x 145 mm (per wall insert)
  • Centre distance: 135 mm
  • Minimum wall thickness: 100 mm


  • Wall insert: ABS with TPE 3-ribbed seal
  • Adapter pipe: PVC
  • Closing cover: ABS with EPDM seal


  • Gastight and watertight to 2.0 bar

Technical drawings

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


Wall thickness (mm)Order ref.Article no.
100HSI90 1x1 K2/1003030304960
110HSI90 1x1 K2/1103030318961
120HSI90 1x1 K2/1203030309799
130HSI90 1x1 K2/1303030309801
140HSI90 1x1 K2/1403030303704
150HSI90 1x1 K2/1503030475595
200HSI90 1x1 K2/2003030440556
240HSI90 1x1 K2/240 3030449822
250HSI90 1x1 K2/2503030440663


Wall thickness (X):mm100-500
For double walls/element walls:
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: TextWord

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.