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Install a Shower Valve at the Correct Height: A Step-by-Step DIY Guide

Overview

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This DIY guide details the steps to install a shower valve at the correct height. First, turn off the water supply and drain the pipes. Then, access the shower plumbing area by carefully cutting an access panel, using a stud finder to avoid damaging the wall framing. Install blocking between the studs to securely mount the valve, adjusting the height as needed. Solder the copper pipes to the valve or connect PEX, ensuring secure and leak-free connections. Slowly restore the water supply and check all connections for leaks. Finally, install the trim kit onto the valve, ensuring correct alignment and secure fastening.

What You'll Need

Husky Drywall Jab Saw 6 in. SDJS-HD
The Husky Soft-Grip Drywall Jab Saw features a 6-1/2 in. blade that easily cuts drywall openings for switch plates and outlets. A feather-soft santoprene handle that offers comfort and control while cutting.

Measuring Tape
Accurate measurements in a snap.

Level
Ensures surfaces are just right.

Featured Steps

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Step 1

Turn Off the Water Supply and Drain Pipes

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Before beginning any plumbing work, turn off the main water supply to your house.

Then, open a nearby faucet (like a sink or tub) to fully drain the pipes and relieve pressure.

Step 2

Access the Shower Plumbing Area

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Carefully cut an access panel in the wall to expose the shower plumbing.

Use a stud finder to avoid damaging the wall framing.

Locate the hot and cold water supply lines.

Step 3

Install the Shower Valve Blocking

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Install blocking between the studs to securely mount the valve.

The standard height is 48 inches from the finished floor to the valve's center, but adjust based on your showerhead and personal preference.

Ensure the blocking is firmly attached.

Step 4

Solder Copper Pipes (or Connect PEX)

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Carefully solder the copper pipes to the valve inlets and outlets, following manufacturer instructions.

Ensure all connections are secure and leak-free.

(If using PEX, use appropriate connectors and follow manufacturer instructions).

Step 5

Test for Leaks

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Slowly restore the water supply and carefully check all connections for leaks.

If any leaks are found, turn off the water immediately and tighten the fittings.

Retest before proceeding.

Step 6

Install Shower Trim Kit

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Install the shower handle and trim plate following the manufacturer's instructions.

This is typically done after the wall is finished.

Ensure everything is aligned correctly and securely fastened.

Videos

Before beginning any plumbing work, turn off the main water supply to your house. Then, open a near...