Advantages: 1) mvfa series pneumatic aluminium foot valve 2) fast delivery 3) best service 4) huge selection of products 5) best service Specification: 1) model: Mvfa230 Mvfa240 2) operation type: Direct drive type 3) fluid medium: 40 micron filtered air 4) position and way number: Two-position three-way Two-position four-way 5) working pressure: 0.2--0.7mpa(29--102psi) 6) proof pressure: 1.0mpa(145psi) 7) effective orifice: 8 m 8) material: Aluminium alloy 9) weight: 680g 780g