Gravity Water Filter Kit for DIY Purifier, Includes .2 Micron Ceramic Filter, Pre Filter, Dispenser, and Instructions by SHTFandGOBuild your own 1000+ Gallon, Emergency Gravity Water Filter System including 10 Micron Pre-filter, .2 Micron Ceramic Candle Filter, Dispenser, and Scrubby to Clean Element. . We include in the shipment detailed instructi..