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Single wall insert with foldable rubber sleeve

for setting in concrete and connecting corrugated cable ducts


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This product has been marked in accordance with the FHRK test specification.
  • thanks to the folding sleeve method, no additional pipe components are required
  • elastic and firmly anchored connection thanks to increased insertion depth, even if the cable duct hose is deflected
  • inside connection option for system seals for cables
For the direct connection of cable ducts (outside) and the connection system seals for cables (inside).
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Application range:

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


  • defined insertion depth of the cable duct hose through stop in the sleeve
  • Readily available for wall thicknesses 120 mm and above
  • Quality mark: sealed ex works. Facility to check for unintentional or unauthorised opening of the closing cover.
  • Pressure-tight seal to the concrete through 3-ribbed seal; with two 3-ribbed seals from wall thicknesses of 150 mm and above

Scope of delivery:

  • 1 x pressure-tight system cover
  • 1 x blind cover
  • 2 x HSI150 AH40 spacer
  • 1 x clamping strap
  • when connecting corrugated cable ducts, clip rings must be ordered separately. When ordering, please specify tube type and producer.


  • Frame size: 220 x 220 mm
  • Centre distance with spacer: 250 mm


  • Wall insert: ABS with TPE 3-ribbed seal
  • Closing cover: ABS with TPE seal
  • Adaptor pipe: PVC
  • Sleeve: EPDM
  • Clamping straps: W4
  • Blind cover: PP


  • Gas-tight and watertight to 0.5 bar

Installation instructions

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)Min. carrier pipe ∅o (mm)Max. carrier pipe ∅o (mm)Order ref.Article no.
120160172HSI150 1x1 KMA172/1203030476250
140160172HSI150 1x1 KMA172/1403030477593
150160172HSI150 1x1 KMA172/1503030477595
180160172HSI150 1x1 KMA172/1803030491597
200160172HSI150 1x1 KMA172/2003030476251
250160172HSI150 1x1 KMA172/2503030477597
300160172HSI150 1x1 KMA172/3003030477598
350160172HSI150 1x1 KMA172/3503030477599
400160172HSI150 1x1 KMA172/4003030477600