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Test for Leaks — Check for Leaks

Beginner3 hours

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Dual Shower Head Installation: Low Water Pressure Solutions · Step 5 of 5

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In this video

Turn the main water supply back on. Run water through the new shower arm and carefully inspect the new connections, both in the shower wall and from the access panel behind the wall, to ensure there are no drips or leaks.

Goal: Leak Detection

Used in this video

  • Flashlight (Tool Type: Hand Tools, Flashlight_Type: Handheld) — Illuminating the connections inside the dark wall cavity to check for leaks.
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FAQs

Why is 'Shut Off Water Supply' the very first step, and what happens if I forget this crucial safety precaution?

Shutting off the water supply to your shower or entire home is the most critical initial safety step to prevent significant water damage and flooding. Forgetting to do so will result in an uncontrolled gush of water as soon as you remove the existing shower arm or install the new diverter, potentially causing costly damage. Always double-check by briefly turning on the shower to confirm the water is off before proceeding.

Do I need the specific Husky 12 in. Adjustable Wrench mentioned, and why is plumber's tape so important for this project?

While the Husky wrench is a recommended tool, any standard adjustable wrench of sufficient size will work for tightening the connections. Plumber's tape (Teflon tape) is crucial for creating a watertight seal on all threaded connections, preventing leaks. Wrap it clockwise around the threads 3-5 times for an effective and reliable seal.

How does installing dual 'low-flow' shower heads actually help with existing low water pressure, instead of making it worse?

Low-flow shower heads are specifically designed to maximize perceived pressure by either constricting the water stream or introducing aeration, even with less water usage. The diverter allows you to concentrate the available water flow to one head at a time, directing the full pressure to a single spray rather than thinly splitting a weak flow between two, significantly improving your showering experience.

The project mentions a Speakman Sentinel Mark II Thermostatic Diverter. Do I absolutely need a thermostatic diverter, and how should I choose one?

A thermostatic diverter like the Speakman model helps maintain a consistent water temperature, preventing sudden scalding or cold shocks when switching between shower heads. While a standard (non-thermostatic) diverter will still allow dual head functionality, the thermostatic feature offers a significant upgrade in comfort and safety. When choosing, ensure it's compatible with your existing plumbing and rated for your desired water flow and shower setup.

Transcript
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There we got the water coming out soon. I have some now. No leaks. No leaks coming down. No leaks coming down. Nothing here. No leaks coming down. This is originally where I thought it was going to come. Because of that. Very old fitting. So all these are going to be replaced. All these are going to be switched out. All eventually probably be changing this tub out. This is the wall that I was telling you. I had to cut out a lot of stuff. I just did that to get in there and everything. I'm not trying to take all these down now. But I've got to take some stuff out here. All is going to get read on. This is originally where the fitting was up here. I'm leaking down. You can see some mold growing there. I'm about to get that out of there and everything. But I want to let this run for a minute. Let me make sure I'm not getting any leaks going on in here. Still as of now. Having no leaks whatsoever. Not at either side. I really want to check both. You know what I mean? The plastic PVC here. This one. And this one. It's full. No dripping. No nothing. Come out just fine. So that's a flush.

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