Fleck (43644) Bypass Assembly for 5810-5812 Series with Clips Brine Cabinets The PureT TFCK-1812 membrane is

The PureT TFCK-1812 membrane is designed as a universal replacement for residential reverse osmosis systems using standard 1812-format membranes

Part Number AF-20-3231-BB

giardia cysts

Drill mounting holes 2 inches from tank top

and contaminants from entering the control valve housing

Fleck (43644) Bypass Assembly for 5810-5812 Series with Clips Brine Cabinets The PureT TFCK-1812 membrane isThe Fleck 43644 Bypass Assembly is the OEM replacement component for 5810 and 5812 series control valves, designed to route water around the softener tank during maintenance or service. Built with durable materials and secure clip attachments, this bypass assembly ensures reliable flow control and easy system access. SPECIFICATIONS Technical Details Manufacturer Fleck Part Number 43644 Compatible Series 5810, 5812 Attachment Method Clips (included)