Current News

WO03-4 - Fibre optic water detectors for the new single mode generation

Created by M. Wolf |


Fibre optic water detectors for the new single mode generation.

  • Fibre Optics CT GmbH, Stuttgart completed the development and testing of their…
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WO03-6 - Reusable sealing cushions for photovoltaic systems

Created by M. Wolf |


Reusable sealing cushions for photovoltaic systems

  • EUROSOL GmbH (Ludwigshafen) has planned, designed and installed one of the biggest solar parks…
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WO03-11 - Reusable sealing elements with swelling material

Created by M.Wolf |
  • For sealing cables, ducts and expansion joints against gas diffusion and accumulating water
  • Interaction with heat

Results of testing the…

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WO03-12 - 11th Pilot project "Retro-sealing expansion joints in record time!"

Created by M.Wolf |

The large-scale Austrian Rail infrastructure project, begun in June 2009, was completed in only 5 years – and the retro-sealing of a 27 m long…

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WO03-13 - Coming changes in our product range

Created by M.Wolf |

Reason for the modifications to the product range

New regulatory requirements for raw materials have affected the manufacture of petrolatum sealing…

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WO03-14 - 12th Pilot Project: "Sealing of expansion joints against stone chippings and water flow"

Created by M.Wolf |

Wolf GmbH, of Stuttgart was commissioned by DB Netz AG Hannover with the task of finding a quick but lasting solution for sealing a 46-metre long…

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WO07.2 User Info

Created by M. Wolf |

Expansion-joint sealing cushions (valve) for refurbishing bridges and tunnels

Main Station, Vienna
Expansion joint length 27 m
Sealing against the…

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WO03-16 - Pilot project: Joint-sealing in the Johannesgraben tunnel in Stuttgart

Created by M.Wolf |

The Johannesgraben tunnel is a six-lane tunnel at the beginning of the 831 motorway in Stuttgart-Vaihingen. It is 220 Meter long and was constructed…

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FO07.43-PB 127/2013 Test Certificate

TEST CERTIFICATE 07.43-PB 127/2013

Reusability of sealing cushions (valve) coated with swelling material

We hereby certify that the following…

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WO03-1 - Cable and duct sealing

Created by M.Wolf |


Sealing cushion coated with swelling material QAK/V for buildings, FTTH entries and exits for applications in photovoltaic, wind energy and biogas…

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Wolf GmbH

Zazenhäuser Straße 52
D - 70437 Stuttgart

Tel.:  +49 (0)711 87 39 41
Fax.: +49 (0)711 87 12 30

Email: Service(at)Wolf-Systems.com