Our latest development, the new aluminum type ‘CM’ tank vent check valve, is made out of a seawater resistant, lightweight aluminum alloy ALMG4.5. Available in sizes DN40 to DN450 and DN600 this latest valve is a slimline small design, lightweight, with a high flow capacity. It has been tested and certified in accordance with the relevant requirements of the European Union Recognized Organizations Mutual Recognition procedure for Type Approval (MRTA) (ABS, DNV/GL, LR, BV, CCS, KR/KRS, NK/ClassNK, PRS, RINA, RINAVE, RMRS/RS).

Min. Width 550mm	Min. Height 550mm	Doorblades 8 mm blades
Closing Points 3.40 metres	Frame Aluminium, steel, stainless steel	Open Close Indication Yes
Including Open, Close indication	Water Pressure Tested up to 12 mwc	Insulation A60