The Testing Institute Locks and Hardware [Prüfinstitut Schlösser und Beschläge Velbert (PIV)], a subsidiary of the Quality Assurance Association Locks and Hardware (Gütegemeinschaft Schlösser und Beschläge e. V.), is your partner for testing, certification and monitoring. It has been offering numerous tests since 1978. As an accredited testing laboratory, PIV stands for independent and expert testing services. In addition to mechanical product testing of locks and hardware as well as windows and doors, PIV also tests mechatronics. These tests ensure the maintenance of quality standards. PIV has been testing, certifying and inspecting locks, hardware, windows and doors for over 40 years. Moreover, PIV participates in domestic and international standardisation committees on these product groups. Test results are accepted worldwide thanks to accreditation in accordance with DIN EN ISO/IEC 17025. Furthermore, the Testing Institute’s PIV CERT is a product certification body in compliance with DIN EN ISO/IEC 17065, is a recognised inspection and certification body in accordance with the North Rhine-Westphalia State Building Code, a notified testing centre and certification body in compliance with the Construction Products Regulation and an approved testing centre for DIN CERTCO. Similarly, the Testing Institute is authorised under subsection 2 of Article 46 (1) of Regulation (EU) No. 305/2011 to carry out on-site inspections at the customer's premises.