Flow-Splitter The Flow-Splitter provides the plumbing designer with the latest and most innovative options for designing piping layouts for both hot and cold-water distribution.Flow-Splitter Unit, Figure 651 06Flow-Splitter, Figure 651 20Resources Flow-Splitter Brochure Data Sheet Flow-Splitter (with Stop Valves) Installation and Operating Instructions Pressure Loss Charts Data Sheet Flow-Splitter FAQs Questions? Contact Us Balancing Valves