How to Replace a Delta Single Handle Shower Faucet

Virginia Jul 01, 2026

Are you tired of your outdated or leaky Delta single handle shower faucet? Replacing it can not only enhance your bathroom's aesthetics but also improve its functionality and efficiency. This comprehensive guide will walk you through the process of replacing your Delta single handle shower faucet, ensuring a smooth and successful outcome.

Fix a leaky Delta Single-handle shower faucet for UNDER $2!!
Fix a leaky Delta Single-handle shower faucet for UNDER $2!!

Before you begin, ensure you have the necessary tools and materials. You'll need a screwdriver, adjustable wrench, Teflon tape, and a new Delta single handle shower faucet that matches your existing one. It's also a good idea to have a bucket and towel on hand to catch any water that may leak out during the process.

How to Fix a Leaky Delta Shower Faucet - Home Tips
How to Fix a Leaky Delta Shower Faucet - Home Tips

Preparation and Removal of the Old Faucet

The first step in replacing your Delta single handle shower faucet is to prepare the area and remove the old faucet. This involves turning off the water supply, disconnecting the water lines, and unscrewing the faucet from the wall.

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

Start by turning off the water supply valves located behind the shower wall. These are usually located near the floor and can be accessed by removing the shower pan or drilling a small hole in the wall. Once the water is turned off, open the shower faucet to relieve any remaining water pressure.

Accessing the Water Supply Valves

Dealing with a stuck Delta shower handle? No stress, here’s how to get it off!
Dealing with a stuck Delta shower handle? No stress, here’s how to get it off!

Accessing the water supply valves can be a challenge, especially if they're located behind a wall. In some cases, you may need to remove a portion of the wall to access them. If this is the case, be sure to use a stud finder to avoid damaging any electrical wires or plumbing lines.

Once you've accessed the water supply valves, use an adjustable wrench to turn them counterclockwise until they stop. This will turn off the water supply to the shower. If the valves are stuck or difficult to turn, you may need to use a penetrating lubricant to loosen them.

Disconnecting the Water Lines

How to Replace Two-Handle Shower Valve? | Replace Two-Handle With Showers
How to Replace Two-Handle Shower Valve? | Replace Two-Handle With Showers

After turning off the water supply, the next step is to disconnect the water lines from the old faucet. This involves unscrewing the nuts that connect the water lines to the faucet and removing the lines from the wall.

Use an adjustable wrench to loosen the nuts that connect the water lines to the faucet. You may need to use some force to break the seal, so be careful not to damage the lines. Once the nuts are loose, unscrew them completely and remove the water lines from the wall.

Installing the New Delta Single Handle Shower Faucet

Video: Replace a Shower Faucet Handle
Video: Replace a Shower Faucet Handle

With the old faucet removed, it's time to install the new Delta single handle shower faucet. This involves connecting the water lines to the new faucet, securing it to the wall, and turning the water supply back on.

Before installing the new faucet, wrap the threads of the faucet's water inlet ports with Teflon tape. This will help create a watertight seal and prevent leaks. Wrap the tape clockwise, overlapping each layer by half to ensure a tight seal.

DIY Guide- Replace Your Shower Faucet
DIY Guide- Replace Your Shower Faucet
DIY How to Replace Shower Faucet Trim Plate and Handle [Moen]
DIY How to Replace Shower Faucet Trim Plate and Handle [Moen]
Trying to remove a single handle shower faucet with stripped out set screw
Trying to remove a single handle shower faucet with stripped out set screw
How to Replace Shower Faucet Trim
How to Replace Shower Faucet Trim
How to Install A New Shower Faucet Handle | For a Delta Faucet
How to Install A New Shower Faucet Handle | For a Delta Faucet
Delta Shower Faucet Repair model 1300/1400
Delta Shower Faucet Repair model 1300/1400
HOW TO FIX A LEAKY DELTA FAUCET - Replacing a Valve Cartridge on a Single Handle Delta Faucet. Easy!
HOW TO FIX A LEAKY DELTA FAUCET - Replacing a Valve Cartridge on a Single Handle Delta Faucet. Easy!
DIY - Fix Leaking Delta Series 17 Shower Faucet
DIY - Fix Leaking Delta Series 17 Shower Faucet
a person using a screwdriver to fix a shower faucet
a person using a screwdriver to fix a shower faucet
Fixing a leaky shower head (Replacing Delta Monitor Series 1400 Handle Cartridge)
Fixing a leaky shower head (Replacing Delta Monitor Series 1400 Handle Cartridge)
How to Replace a Shower Faucet Trim Plate, Handle, Shower Arm, Tub Spout, and Bathtub Drain Moen DIY
How to Replace a Shower Faucet Trim Plate, Handle, Shower Arm, Tub Spout, and Bathtub Drain Moen DIY
The Only Delta Shower Faucet Parts Diagram You Need For Assembly!
The Only Delta Shower Faucet Parts Diagram You Need For Assembly!
Delta Shower Faucet Cartridge Replacement (1700 Monitor) - Leak Repair
Delta Shower Faucet Cartridge Replacement (1700 Monitor) - Leak Repair
single handle shower faucet sticking - can I fix without turning water off?
single handle shower faucet sticking - can I fix without turning water off?
Fixing a Stuck Delta Shower Cartridge: DIY Techniques - Regain Control of Your Shower!
Fixing a Stuck Delta Shower Cartridge: DIY Techniques - Regain Control of Your Shower!
Replace Shower Diverter in Leaky Tub Spout
Replace Shower Diverter in Leaky Tub Spout
Client Challenge
Client Challenge
How To Remove Delta Shower Faucet – Storables
How To Remove Delta Shower Faucet – Storables
Delta Shower Faucet Hot Water Adjustment
Delta Shower Faucet Hot Water Adjustment
Shower handle replacement
Shower handle replacement

Connecting the Water Lines

Once the Teflon tape is applied, connect the water lines to the new faucet. Align the inlet ports on the faucet with the ends of the water lines and screw on the nuts by hand. Use an adjustable wrench to tighten the nuts, but be careful not to overtighten and damage the lines.

It's a good idea to check for leaks at this point by turning on the water supply valves and running water through the faucet. If there are any leaks, tighten the nuts a little more or apply additional Teflon tape to the threads.

Securing the Faucet to the Wall

After the water lines are connected, secure the new faucet to the wall using the mounting hardware provided. This usually involves screwing the faucet to the wall using a screwdriver. Be sure to use the correct size screws and drive them in straight to avoid damaging the faucet or the wall.

Once the faucet is secured to the wall, turn the water supply valves back on and check for leaks. If there are no leaks, your new Delta single handle shower faucet is now ready to use.

Replacing a Delta single handle shower faucet can be a straightforward process with the right tools and knowledge. By following this guide, you can upgrade your bathroom's faucet and enjoy a more functional and efficient shower experience. If you're unsure about any part of the process, don't hesitate to consult a professional plumber for assistance. Happy DIYing!