California Faucet Shower Valve Installation: Step-by-Step Guide

Virginia Jul 01, 2026

Embarking on a bathroom renovation project or simply looking to upgrade your shower experience? Installing a new California Faucet shower valve can significantly enhance both the aesthetics and functionality of your space. This comprehensive guide will walk you through the process of California faucet shower valve installation, ensuring a professional finish that you'll enjoy for years to come.

the parts of a water faucet are labeled in this diagram, including two valves and three spigots
the parts of a water faucet are labeled in this diagram, including two valves and three spigots

Before we dive into the step-by-step process, let's briefly discuss why choosing California Faucets is a smart decision. California Faucets is renowned for its high-quality, stylish, and durable products. Their shower valves are no exception, offering a wide range of designs and finishes to suit any bathroom theme. Plus, they're built to last, making them a worthwhile investment for your home.

463K views · 2.2K reactions | Shower valve plug tips…I finished installing the valve but have to plug the shower head drop ear. One way to do it is with a copper plug and SharkBite Max cap. I like this option because I can swap it out for a washing machine angle valve which helps me get water to the shower for thin-mortar and joint compound 🔥#plumbing #bathroomremodel #diy #sharkbiteplumbing #homerepairtutor | Home Repair Tutor | Facebook
463K views · 2.2K reactions | Shower valve plug tips…I finished installing the valve but have to plug the shower head drop ear. One way to do it is with a copper plug and SharkBite Max cap. I like this option because I can swap it out for a washing machine angle valve which helps me get water to the shower for thin-mortar and joint compound 🔥#plumbing #bathroomremodel #diy #sharkbiteplumbing #homerepairtutor | Home Repair Tutor | Facebook

Preparation and Tools

Before you begin, gather all the necessary tools and materials to ensure a smooth installation process. Here's a list of what you'll need:

How to Install Wall Mount Concealed Shower Faucet? LINLI Installation Guides
How to Install Wall Mount Concealed Shower Faucet? LINLI Installation Guides
  • New California Faucet shower valve
  • Adjustable wrench
  • Teflon tape
  • Pipe dope (optional)
  • Plumber's putty (if replacing an old valve)
  • Screwdriver (if your valve comes with screws)
  • Towel or rag

Once you have everything ready, let's move on to the installation process.

How to Install a Shower Valve Cartridge - HandyManHowTo
How to Install a Shower Valve Cartridge - HandyManHowTo

Step 1: Turn Off the Water Supply

Safety first! Before you start any work on your shower valve, turn off the water supply to your shower. You can usually find the shut-off valves near your shower or under the sink in the bathroom. If you're unsure, consult your home's blueprint or contact a professional plumber.

To confirm the water is off, try turning on the shower to check for any remaining water pressure.

Shower Valve Ideas — Home Gambit Blog - Master Your Home Improvement & Maintenance
Shower Valve Ideas — Home Gambit Blog - Master Your Home Improvement & Maintenance

Step 2: Remove the Old Valve (if applicable)

If you're replacing an old shower valve, you'll need to remove it first. Start by unscrewing the escutcheon (the decorative cover plate) using a screwdriver if it's secured with screws. If it's glued on, you may need to use a utility knife to carefully cut through the caulk or silicone sealant.

Once the escutcheon is removed, use an adjustable wrench to loosen and remove the old valve. You may need to use some force, but be careful not to damage the pipe connections. If the valve is stuck, try wrapping the wrench's jaws with a towel to provide better grip and prevent damage.

How to Install a Shower Valve
How to Install a Shower Valve

Installing the New California Faucet Shower Valve

Now that you've prepared the area, it's time to install your new California Faucet shower valve. The process involves connecting the valve to the water supply lines and securing it in place.

KOHLER Anthem Polished Chrome 10.75-in Universal Bathtub/Shower Thermostatic trim | 26346-9-CP
KOHLER Anthem Polished Chrome 10.75-in Universal Bathtub/Shower Thermostatic trim | 26346-9-CP
What To Do When Replacing a Shower Valve Gets Complicated
What To Do When Replacing a Shower Valve Gets Complicated
Monitor® 14 Series Shower with Raincan, Hand Shower & Rough Valve in Champagne Bronze 342702-CZ
Monitor® 14 Series Shower with Raincan, Hand Shower & Rough Valve in Champagne Bronze 342702-CZ
Install a 1-handle tub and shower faucet
Install a 1-handle tub and shower faucet
Tvofek 10 inch Shower Faucet Set Wall Mounted, Bathroom Rain Shower Head System with handheld Combo, Pressure Balanced Valve and Fixtures, Brushed Nickel, Size:10", Silver
Tvofek 10 inch Shower Faucet Set Wall Mounted, Bathroom Rain Shower Head System with handheld Combo, Pressure Balanced Valve and Fixtures, Brushed Nickel, Size:10", Silver
Moen Shower Valve Converting?
Moen Shower Valve Converting?
How to - Install a Shower Valve using Pex Tubing Plumbing & Sharkbite connectors EASY - DELTA Faucet
How to - Install a Shower Valve using Pex Tubing Plumbing & Sharkbite connectors EASY - DELTA Faucet
Brass Shower Valve For One-handle Faucet, Pressure Balancing Tub Valve Compat...
Brass Shower Valve For One-handle Faucet, Pressure Balancing Tub Valve Compat...
a person holding a pair of pliers in their hand
a person holding a pair of pliers in their hand
a person is fixing a bathroom faucet with red handles and levers on the wall
a person is fixing a bathroom faucet with red handles and levers on the wall
Replace a Shower Mixing Valve - Fine Homebuilding
Replace a Shower Mixing Valve - Fine Homebuilding
Designer Collection Wall Mounted Exposed Shower Faucet with Anti-Scald Pressure Balance Valve & Reviews | Wayfair
Designer Collection Wall Mounted Exposed Shower Faucet with Anti-Scald Pressure Balance Valve & Reviews | Wayfair
California FaucetsAvalon Styletherm Valve with Volume Control TO-TH1L-62
California FaucetsAvalon Styletherm Valve with Volume Control TO-TH1L-62
StyleTherm® 1/2\
StyleTherm® 1/2\
American Standard T675.500  trim & R121SS Shower valve
American Standard T675.500 trim & R121SS Shower valve
245K views · 1.2K reactions | Schluter KERDI-BOARD tip…I use the shower valve plug to put a hole in the board. Then I center the mixing valve seal and trace a circle. I cut that circle 1/8” wider and that helps the valve seal fit tight. Many thanks to Schluter-Systems North America for partnering with me on this tutorial and making great shower waterproofing products 🔥🍊#schlutersystems #showerrenovation #homerepairtutor #brandpartner | Home Repair Tutor | Facebook
245K views · 1.2K reactions | Schluter KERDI-BOARD tip…I use the shower valve plug to put a hole in the board. Then I center the mixing valve seal and trace a circle. I cut that circle 1/8” wider and that helps the valve seal fit tight. Many thanks to Schluter-Systems North America for partnering with me on this tutorial and making great shower waterproofing products 🔥🍊#schlutersystems #showerrenovation #homerepairtutor #brandpartner | Home Repair Tutor | Facebook
Replacing Tile around a Shower Valve - Fine Homebuilding
Replacing Tile around a Shower Valve - Fine Homebuilding

Before you begin, ensure your new valve is compatible with your existing plumbing setup. California Faucets offers valves with different connection types, such as sweat, PEX, or NPT. If you're unsure, consult the product documentation or contact their customer support.

Step 3: Prepare the Valve and Pipes

Before connecting the new valve, wrap the threads of the water supply lines with Teflon tape. This will help create a watertight seal and prevent leaks. You can also use pipe dope as an alternative, but Teflon tape is usually sufficient for most applications.

If your new valve comes with an escutcheon, apply a small amount of plumber's putty around the edge to create a watertight seal between the valve and the wall. This will help prevent water from seeping behind the escutcheon and causing damage to your walls.

Step 4: Connect the Valve to the Water Supply Lines

Connect the new California Faucet shower valve to the hot and cold water supply lines. The connections should be clearly marked on the valve, usually with "H" and "C" indicators. Tighten the connections using an adjustable wrench, but be careful not to overtighten and damage the valve or pipes.

Once the valve is connected, use a towel or rag to wipe away any excess Teflon tape or plumber's putty.

Step 5: Secure the Valve in Place

Secure the new valve to the wall using the provided screws or, if not provided, use appropriate wall anchors and screws. Ensure the valve is level and properly aligned with the wall.

If your new valve comes with a trim kit, install it according to the manufacturer's instructions. This will typically involve connecting the trim kit to the valve and securing it in place with screws.

Step 6: Test the Installation

Slowly turn the water supply valves back on and check for any leaks around the new shower valve. If there are no leaks, turn on the shower to test the water flow and temperature control.

If everything works as expected, you've successfully installed your new California Faucet shower valve! Congratulations on a job well done.

Regularly inspect your new shower valve for any signs of leaks or wear, and don't hesitate to contact California Faucets' customer support if you have any questions or concerns about your new valve. Enjoy your upgraded shower experience!