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Install Shower Valve — Install the New Shower Valve

Beginner4 hours

Part of project

Shower Faucet Replacement: A Complete DIY Guide · Step 3 of 4

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In this video

Install the shower valve by attaching the male connection fittings to the four ports on the valve, then securing the valve to a backing plate. Mount the valve in place, then cut and connect the hot and cold water supply lines to the valve.

Goal: Install Shower Valve

Used in this video

  • Drill (brand: Unknown) — Drilling holes for mounting the valve
  • 8mm hex key (brand: Unknown) — Tightening the male connection fittings
  • PEX cutter (brand: Milwaukee) — Cutting PEX pipe
  • PEX crimper (brand: Unknown) — Crimping PEX crimp rings
  • Adjustable wrench (brand: Unknown) — Tightening fittings
  • Measuring tape (brand: Unknown) — Measuring pipe lengths and distances
102.9K views49930 minutes
steven lavimoniere

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FAQs

What additional tools or materials might I need that aren't listed as 'required'?

Beyond the basic adjustable wrench and multi-screwdriver, you might need penetrating oil for stubborn screws, a putty knife for escutcheon removal, or soldering equipment if your new valve requires soldered connections. Always check your specific faucet's manufacturer instructions for precise requirements.

How important is it to take photos of the old hardware before removal?

Taking photos is crucial, especially for beginners. It provides a visual guide for how various parts fit together, which is incredibly helpful during the reassembly of the new hardware and ensures you don't miss any small components or their correct orientation.

What should I do if I can't completely shut off the water to my shower?

If you can't locate or shut off the individual hot and cold supply lines for the shower, you'll need to turn off the main water supply to your entire house. If access is difficult or the main shut-off is problematic, it's best to contact a professional plumber before proceeding to avoid water damage.

My new shower valve requires soldering, but I've never done it before. What should I do?

Soldering copper pipes requires specific tools, training, and technique; improper soldering can lead to significant leaks. If your valve requires this method and you're uncomfortable, consider hiring a plumber for this specific step or look for a new valve that uses compression or PEX connections instead.

Transcript
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inch Apex elbows as far as tools you'll need for the install you'll need to drill eight millimeter hex key something to cut the pecs I took this opportunity just like all projects to get a new tool and that was my tool for this project some Milwaukee tube Cutters I also used a tape measure PEX ring crimper and some pipe dope let's get started with the install so I kind of did this backwards because I knew I had access to the wall on the other side most people would have the valve and everything set prior to I didn't so here I am cutting out my valve hole marking my wand positioning and then drilling it out marking my shower head arm and drilling it out next was onto the valve this was the only place I ran into an issue but this is how it was all set up you have the male connection fittings going into the four ports on the valve and then you have it fastened to a backing plate holding the valve in place I marked and cut my supply lines for my hot and cold going into the valve breaking in my new tool test fitting all of my connections making sure I wasn't too long too short on any of them and then working on the output lines for the shower head and the shower wand the shower valve has up and down marked on it so make sure the up is going to the shower head and the down is going to the shower wand otherwise your buttons will be backwards went back to the front side pulled the

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