How To Change a Shower Faucet – DIY Guide

Installing faucets are very easy to do nowadays when buying shower faucets there are those that just fit install from top to bottom, even though it’s important to note a few things that will speed up a quick and perfect installation with zero leaks. Before going through this process, ensure that your water supply is off, it’s not extremely critical if all you are doing is changing handles.

Here are some great tips to help you out on your next installation.

Removing the Old Shower Faucet

This can be difficult to do, Allen wrenches are great, but it is almost near impossible to overcome the corroded nuts that hold the shower faucets together.

If you are not bothered about destroying the shower faucets than you can just slice off the nuts instead. A great tool will be the rotary-tool that is perfect for slicing metal disc. Another great tool will be the oscillator that has a metal cutting blasé.

Easily slice through one part of the nut and then use a screwdriver to remove the nut away from the body of the shower faucet. You can also slice of those stubborn parts that refuse to come off.

Don’t Miss To Read: How To Replace A Bathroom Faucet

Removing the Old Shower Faucet

Use Allen Wrench

Allen wrenches are standard plumbing tools that are great for faucets really. The wrenches allow you to extend into difficult areas and angles that are hard to reach and you can loosen or make tighter nuts that keep the shower faucets together.

You would need the Allen wrench once you get the old shower faucet out after slicing the nuts. Allen wrenches can be purchased at your closest hardware store and are also vital for installing your new shower faucet.

Use Silicon to Mount Faucet

If liquid gets beneath the faucet, it will damage the countertop. Most of these faucets have a gasket that helps to create a seal between the shower faucet and the surface. But applying silicon is an excellent idea to ensure that the seal is just perfect.

The silicon serves as an adhesive that prevents movement of the faucet when the nuts are loose. If there’s any silicon popping out, just clean it with a paper towel and mineral spirits.

Use Silicon to Mount Faucet

Use Better Supply Materials

A hard part of building a new faucet was getting the best supply lines so that water will not leak through the pipes. But the newest kinds of supply lines have gaskets at the end that prevent water leaks and are actually foolproof. These kinds of gaskets actually cost a lot more than the old type of connectors and are worth their cost.

There is no need to make the nut-very tight until you can notice a great seal. Just make sure it is extremely tight and it’s made stuck with a wrench. This will save you lots of headaches using the old supply lines.


If you are shut off valve is stuck and it won’t close, you easily free it-by loosening up the nut holding the shutoff valve. This reduces the pressure on the shower valve and makes it easier for you to turn the valve quite easily. Once you’ve made the turn, just retighten the valve nut and make sure it is very tight to prevent any further leaks coming out of the valve.

How To Change a Shower Faucet

Keep All Instructions in a Freezer Bag

Most of the new faucets come with wrenches and other tools you would need to remove your shower faucet. In addition, you get a set of instructions that should help make the process a lot easier. The best thing to do is to put all these tools and the instruction sheet into a freezer bag, this way if you need to refer to anything, you know where it is

Check for Leaks

After your installation is done, keep checking for leaks. Make sure the water is on and keeps checking for minutes to make sure there is no leak. Wipe the joints and the edges for any water and wet spots and tighten all connections for any leaks that you may have noticed.

Check for Leaks


Removing a stuck handle can be very difficult, what you will have to do is to lever the screwdriver just between the handle and the wall to remove it Make sure that there is some wood that is placed between the screwdriver and the wall to make the job a lot easier on protecting the wall.

If the handle turns out wet and you notice some leaking out of the valve, then remove it and keep the water system off, you can remove the stem and have it replaced.

Some tools you would need for the job; screwdriver, lubricant, hammer, file, and wrenches.

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