Storz couplings for hoses for transport of drinking water. The surfaces of the aluminium couplings are equipped with tin coating which is known in the drinking water field for years.... Show text

Storz couplings for hoses for transport of drinking water. The surfaces of the aluminium couplings are equipped with tin coating which is known in the drinking water field for years. For this tin coating we dispose of a confirmation of operation for drinking water applications of the DVGW-Authority TZW Karlsruhe which is equivalent to DIN 50930-6. DVGW-examined Storz seals and gaskets with KTW D1/D2 as well as W270-DVGW-release.Hide text