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New approvals for butterfly valves GEMÜ R480 Victoria NSF and DVGW-certified
The GEMÜ R480, R481, R487 and R488 butterfly valves now have an NSF/ANSI/CAN 61 certification and a DVGW (German Technical and Scientific Association for Gas and Water) certification. Both approvals certify that the products from the Ingelfingen-based valve specialist GEMÜ are suitable for use in…