Our services include consulting, planning, development, design, production, documentation, delivery, installation and commissioning from a single source. Made in Germany for a global demand. Krantz Filter & Damper Systems are characterised by our broad-based well-founded expertise, certifications and experience. The high level of employee qualification and corresponding employee authorisations offer the highest level of quality and quantity. Extensive test equipment for precise inspection of the desired product features, as well as the possibility of planning and conducting workshops and training courses in our modern premises, or at the customer's facility, complete our offer.

Nuclear industry experience

The nuclear industry covers numerous segments. Our qualifications enable us to serve customers in these highly specialised nuclear sectors. We have a high level of experience in nuclear power plants, research reactors, research centres, nuclear medicine as well as operators, planners and contractors with a focus on nuclear power and can refer to successfully completed projects as well as long-term projects. Krantz has been planning nuclear technology systems since 1956 and has produced nuclear filter systems since 1986.

Qualifications and certifications

• KTA 1401 qualification 2025 to 2028, following a VGBE audit in November 2025 passed without any conditions or recommendations
• ISO 19443 (quality management in the nuclear supply chain); ASME NQA-1 assessment
• DIN EN ISO 9001, ISO 14001, ISO 45001; DIN EN ISO 3834-2 welding; EN 1090-2 EXC2 and EXC3
• Radiation Protection Officer; products designed and tested to DIN 25496, KTA 3601 and ASME AG-1
• Our QA department acts as the interface with authorities and experts

Testing, commissioning and test equipment

In-situ leak testing of filter seats and damper blades and shaft bushings to DIN 25496 via built-in connection adapters and test grooves; in-situ HEPA efficiency scanning to EN ISO 29463-4, manual or fully automated; leak testing devices LTD and LTD-S; oil thread testing device OEFT-3; mobile measuring trolley; isokinetic sampling; disinfection distribution systems type Oktopus for filter housings; proof of function at commissioning; complete tender texts and technical documentation supplied with every product.