FS4-3 Main Material: 304 stainless steel; 2-12 loops optional, 1'' main bars and 3/4"outlets; Equipped with viewable and adjustable flowmeters; automatic drain tap, end cap and drainage valve ; manual adjustable caps which can be replaced by actuators; a pair of brackets; straight valves(233,234) with thermometer, angle valves(235,236) with thermometer, strain