Turbulator Kit 1040020 used with some Autotrol Valves.MD7133 935T Turbo Distributor is what our KIT is called, and can be used with Fleck, Autotrol, and Clack Valves made since 1997.Bottom screen Slot size .010-.013 Includes 3 ft. of 13/16" pipe and instructions to construct to fit your size tank,and a Top Distributor ( MD1203 ) instead of the "old style" Deflector Cone in picture.Small section of 13/16" pipe is included for the backwash tube. This tube must be cut a length 7" shorter than the resin bed depth, so you don't need a long piece.
Why Turbulators are sometimes used in Resin Tanks
Similar ( in operation ) to the MacClean / CUNO distributor used in UNIFLEX tanks.