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Check Valve FERRO ZZK4 PN16 5/4"
Summary description:
FERRO ZZK4 is a check (non-return) valve designed for PN16 pressure systems with a 5/4" (1¼") connection. The valve prevents backflow in pipelines, suitable for water and heating installations where PN16 rating is required. Typical uses include central heating, domestic water systems and circulation lines requiring automatic flow isolation.