Valterra Y & Diverter Valves
Valterra Y & Diverter Valves: Precision Water Routing for Your RV
When it comes to controlling the flow of water through an RV's plumbing system, few components are as hardworking — or as easy to overlook — as the diverter valve. Valterra has spent decades engineering these compact but critical fittings to meet the real-world demands of RV owners, and their lineup of Y & Diverter Valves reflects that deep institutional knowledge of RV plumbing.
Valterra Products, a leading supplier of brand-name product lines to the RV, pool & spa, and plumbing industries since 1981 , has built its reputation on valves above all else. The main gate valve product line continued to grow as the line expanded into pool & spa, plumbing, and industrial applications. That engineering heritage translates directly into Valterra's diverter valve offerings — fittings built to handle repeated use in the tough seasonal cycles of RV life.
What Makes Valterra Diverter Valves Stand Out
Valterra's diverter valves are purpose-built for RV fresh water systems, where reliable, leak-free performance is non-negotiable. Their most recognized product in this category is the brass diverter valve (such as the P23401LF), a 1/2" MPT x MPT x FPT fitting widely used as a winterization and water heater bypass solution.
- Lead-Free Construction: The Valterra P23401LF is lead-free, making it rated for use with drinking water — a critical consideration for any component in a fresh water circuit.
- Winterization Ready: The diverter valve controls water lines in your RV when it's time to winterize, quickly changing the flow to prevent antifreeze from getting into your hot water heater.
- Built-In Backflow Prevention: Valterra's diverter valves can direct water from two sources to go where you want it to, and feature built-in backflow prevention to stop water from traveling back up past the valve.
- OEM-Endorsed Quality: Valterra's P23401LF is recognized as the approved replacement from Dometic , underscoring the brand's standing as a trusted OEM-grade supplier.
Y-Valve & Diverter Applications in RV Systems
Y and diverter valves serve a surprisingly wide range of functions in an RV's plumbing layout. At the most fundamental level, they allow a single water line to be split or redirected — whether routing city water vs. tank water, bypassing a water heater during winterization, or managing flow between multiple fixtures. Valterra produces these valves in configurations suited for both plumbing newcomers doing a first winterization and experienced technicians performing OEM-level repairs.
Valterra Products manufactures and distributes recreational vehicle plumbing equipment and supplies, offering valves for sanitation, plumbing, and winterizing across a broad product range. The Y & diverter valve lineup sits squarely within this core competency, drawing on the same manufacturing standards that make Valterra components a fixture in factory-built RVs across North America.
Why Choose Valterra for Y & Diverter Valves
Through organic growth and strategic acquisitions, Valterra has become one of the premier RV suppliers in North America, serving both the RV OEM and RV aftermarket. Their diverter valves benefit from this dual-market focus: the fit, tolerances, and materials meet OEM expectations while remaining accessible and straightforward to install for the DIY owner. Valterra's molding facility is ISO 9001:2008 certified , ensuring consistent quality across every valve that leaves the production line. Whether you're prepping for your first winter storage or replacing a worn bypass valve mid-season, Valterra's Y & Diverter Valves deliver the confidence of a brand that has been building RV plumbing solutions for over four decades.