The RAL Quality Mark (Gütezeichen) of GSK
The RAL Quality Mark (Gütezeichen) of GSK provides greater assurance for all those who think ahead. The RAL Quality Mark RAL-GZ 662 guarantees a tested, flawless quality of coating, ensuring a future-proof solution for mains supply of drinking water, waste water and gas. It is only awarded to manufacturers who satisfy the extensive and strenuous quality-assurance requirements of GSK’s Quality and Inspection Regulations.
The Quality Mark (Gütezeichen) is recognised in markets worldwide as a sign of quality-assured valves and fittings.