Fittings are left in the ground for decades and must continue to fulfill all requirements.
Permanent and extensive in-house quality control ensures this at VAF.
The company has been certified according to DIN EN ISO 9001: 2015 (PDF)
A large number of products have been type-tested and have DVGW certificates (PDF)
Regular external monitoring by the TÜV and DVGW test laboratories ensures an independent assessment.
Successful prequalifications by customers, such as eon, the high quality standard of VAF prove beyond.