Original ecoSAVER Optional Diverter Valve Kit with full warranty. Features Use a diverter valve in mid-summer to prevent the water from becoming too warm By using a diverter valve kit you can run your filter at night or on cool cloudy days to prevent water passing through the panels and being cooled Specifications Weight: 10 lbs - SKU: PLFX1460 BrandHorizon Ventures Manufacturer Part NumberESDK-1 12/CS