Specifications Size: Dia 316 mm Membrane: MOC : EPDM compound Slit size: normally 0.8 to 1 mm Base: Polypropylene Clamp: SS 304 Connection: 1â BSP inlet Recommended Air flow: Standard recommendation: upto 5 cum/ hr Maximum : upto 7.5 cum/ hr Recommended Pressure: upto 1.0 kg/ cm2 SOTE: 3 mtr : upto 6.5% + per mtr submergence