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The K4 wafer type check valve with optical position indication and different springs for different operating pressures from up to 3, 7 or 10 bar offers following advantages:
- only plastics and O-rings are in touch with medium
- excellent flow rates
- disc opening up to 85°
- easy and quick installation by means of integrated sizing hole template
- no more discharge aids necessary
Available in in PVC-U, PP-H, PP-GFR or PVDF, in sealing materials EPDM or FPM and in sizes DN65 to DN250.