Hot/Cold Water Mixer Faucets

Hot/Cold Water Mixer Faucets for RVs and Boats

Whether you're crossing a marina in a cruiser or camping cross-country in a motorhome, reliable water control is one of those creature comforts that makes life aboard genuinely livable. Hot/cold water mixer faucets blend supply from your onboard water heater and cold water lines into a single, controlled stream — letting you dial in the temperature you want for the galley, head, or lavatory sink. Unlike standard residential faucets, these fixtures are engineered for the unique demands of mobile and marine environments: compact footprints, compatibility with low-pressure water pump systems, corrosion-resistant materials, and mounting configurations that fit the non-standard hole spacings common in RVs and boats.

Why RV and Marine Mixer Faucets Are Different

Residential plumbing typically runs at 40–80 PSI from a municipal supply. RV and marine water systems, by contrast, usually operate at 20–45 PSI — or even lower when running on an onboard pump. A faucet not designed for these conditions may drip, chatter, or simply fail to seal properly. RV and marine mixer faucets are built with appropriately rated cartridges and valves so they perform smoothly at lower pressures. They also tend to use lightweight yet durable materials — some combining plastic bodies with quality finishes — to keep weight down in vehicles where every pound matters. For marine applications, salt air and moisture resistance become additional critical factors, making material selection and finish quality even more important.

What to Look For When Shopping

• Mounting hole configuration: Confirm single-hole, two-hole, or three-hole setups match your sink or deck plate.
• Spout reach and height: Compact RV and boat sinks demand careful attention to arc height so the spout clears the basin without awkward reach.
• Handle style: Single-lever mixers offer quick, one-handed control — great for tight galleys. Dual-handle designs provide more precise temperature tuning.
• Material and finish: Chrome-plated brass offers superior corrosion resistance for marine use; ABS plastic bodies reduce weight in RV applications.
• Water connection size: Verify inlet thread sizing (commonly 1/2" NPS or NPT) matches your existing supply lines.

Top Brands in RV & Marine Mixer Faucets

Dura Faucet is the category's leading name, and for good reason. Over the past decade, Dura Faucet has made a name for itself as the trusted source for RV faucets, supplying thousands of faucets each year to individual owners and acclaimed RV manufacturers alike. Their lineup spans single-lever and dual-handle models, pull-out kitchen versions, and faucets with or without deck plates — all purpose-built for the RV environment.

Valterra brings decades of RV and marine plumbing expertise to their Phoenix Faucets line. Valterra offers detailed installation and maintenance documentation for products ranging from their Hot/Cold SPRAY-PORT™ valves to pressure balance tub/shower valves and pull-down kitchen faucets , reflecting the breadth and depth of their plumbing catalog.

Symmons is a well-respected American plumbing manufacturer whose precision-engineered valves and mixer faucets bring professional-grade water control to RV and marine installations — a premium option when build quality is the top priority.

InSinkErator is widely recognized for innovative water delivery solutions, and their presence in this category adds a distinctive option for RV and boat owners looking for specialty hot water faucet functionality at the sink.

Scandvik rounds out the top tier with a focus squarely on the marine market. Scandvik mixer faucets feature cast brass bodies and heavy chrome plating engineered to withstand the corrosive marine environment , making them a go-to for boaters who need fixtures that hold up against salt air and constant moisture.