Evaporative Cooling Distribution & Return Kit, 10’ Complete, Closed Top dehumidifing A single 120 240 volt “trigger” A single 120 240 volt “trigger” cable on the 4RS 1 connects to your device control module Hi Flo Monitor Kit Includes: Unions hog or dairy building FEATURES:Distribution & Return System Features:High efficiency systemLargest self contained PVC return gutter on the market todaySubmersible pumpsPad Features:Water is spread evenly over the pad surface as a film rather than droplets for uniform wettingPad surface dries quickly in absence of water to inhibit micro organism growthCoated pads are tough and durable for repeated cleaning