supply , installation and commissioning of effluent treatment plant for milk , milk products and ice cream plant ( design flow :5 m3 / day ) , bar screen , air blower- for aeration , sewage transfer pump , coarse bubble air diffuser , fine bubble air diffuser , mbbr media for aeration tank , tube media , sludge recirculation pump , internal connecting piping , filter feed pump , psf with media , acf with activated carbon , level switch ( 2 no ) , bar screen chamber , oil trap chamber , collection tank , aeration tank , tube settling tank , filter feed tank , chlorine dosing tank , chlorine dosing pump , treated water storage tank , treated water transfer pump , sludge drying bed , control panel , perforated trays , cables , glands etc