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New parent cuts PEX line swapping sink cabinet, then fixes it for $22 after $427 quote

"I have a [newborn] and I've already spent so much this month so I can't afford to hire a company."

A kitchen countertop with a sink, cutting board, plates, and an open cabinet showcasing plumbing and various tools.

Photo Credit: iStock

What started as a kitchen cabinet replacement became a plumbing scare when a homeowner accidentally cut through a PEX water line.

A $427 repair quote was especially daunting for someone with a 1-month-old at home and little room left in the monthly budget.

Here's what to know

In a Reddit thread, the original poster said, "I just accidentally cut through my PEX-C pipe while I was trying to swap my sink base cabinet. I ran soo fast to shut off the main waterline." 

The image they provided shows a blue PEX pipe feeding into a layer of concrete with a noticeable gash near the base.

A blue pipe with a hole cut through it.
Photo Credit: Reddit
A blue pipe with a hole.
Photo Credit: Reddit

They asked for advice on fixing the pipe themselves, explaining, "I have a [newborn] and I've already spent so much this month so I can't afford to hire a company."

Several commenters framed the repair as relatively simple. 

"Dude this is a trip to Home Depot and a 15 min fix," one user commented.

The advice mostly centered on using a coupler, the correct fittings, and either a crimping or clamping tool. One commenter added, "Pex is pretty easy. Watch some YouTube videos. You can buy reasonably priced tools."

Further down in the comments section, the original poster shared an update. "I fixxxed it and works like a charm … Honestly I don't know how I could have come up with $427 quote I got from a plumbing company."

More background

PEX has become a common plumbing material because it is flexible, widely available, and generally easier to work with than copper piping.

That does not mean every repair is beginner-friendly, but many small fixes are far less intimidating than they first appear.

A few commenters recommended adding a shutoff nearer the floor to make any accident less disruptive.

When a home's main water line is shut off, basic routines like washing dishes, using sinks, and showering become much harder, especially for a family with a newborn.

What can be done?

If the damage is limited, the water is off, and the repair is well understood, researching a fix and getting the right parts may be enough.

The thread's practical suggestions included getting a coupler in the correct size and using the proper tool if taking the crimp route.

One commenter also noted, "PEX crimpers cost around 60 for a tool you're saving a lot of money over calling a plumber and you'll own the tool for future use."

That does not mean DIY is always the right answer. If there is uncertainty about pipe sizing, water damage, code compliance, or access behind walls and floors, calling a licensed professional may still be the safest move.

They added, "I honestly appreciate all the suggestions from everyone. It gave me a chance to learn more about the different options and methods for handling similar situations in the future."

Where can I learn more?

More stories like this look at sink and plumbing problems that can get expensive fast. 

• A father found an easy sink-valve fix that stopped leaks and saved money.

• One plumber shared a simple leaky-faucet repair that helped homeowners avoid inflated service calls.

• After pouring boiling water, a homeowner worried the pipe was damaged beneath the sink.

• A home inspector urged owners to try a simple plumbing check before leaks turned costly.

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