Hydro-Logic® Float Valve - 1/4 in This float valve features a 1/4 in quick connect fitting and adjustable water level. It can be mounted vertically or horizontally. With stainless steel and PVC components. The float valve allows you to fill a reservoir or tank, unattended, to your desired water level. For use with all Stealth-RO and Small Boy models or most RO and filter systems with 1/4 in tubing. Hydro-Logic® Float Valve - 1/2 in Barbed This float valve comes with a 1/2 in barbed fitting. Adjustable water level and can be mounted horizontally or vertically. Allows you to fill any tank or reservoir unattended—never flood your garden again! All plastic and stainless steel materials. Better than brass and fully adjustable. Hydro-Logic Float Valve QC 3/8 in for Evolution RO 1000 and Tall Boy
