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Stud finder mistake turns a shelf job into a costly heat pump repair

"My most expensive piece of art."

A damaged wall section with a visible screw and a circular pipe next to a printed invoice.

Photo Credit: Reddit

After a homeowner mistakenly drove a screw into a concealed refrigerant line connected to a heat pump, they turned the mishap into part of the home's decor.

What happened?

In a post shared on Reddit titled "My most expensive piece of art," the original poster explained how a routine indoor project quickly went off the rails.

"Wife asked me to hang some shelving while we were stuck inside for an ice storm earlier this year," they wrote. "The refrigerant line showed up as a stud on my stud finder and I managed to drive a screw directly into the line and lose all of the refrigerant."

Photo Credit: Reddit

The picture shows the screw drilled through a piece of drywall and into a pipe ring. The OP even drew a couple of arrows pointing at the screw and a frowny face on the drywall.

"The shadow box now lives on the wall and covers up the missing patch of drywall," the OP concluded.

Because the home relied on a heat pump, the puncture also disrupted heating during the freezing weather. Heat pumps are highly efficient, but the lines that move refrigerant through the system are essential and can be vulnerable when hidden behind walls.

And despite the mistake, it's lovely that they were able to make light of the situation.

If you're also thinking about replacing older equipment or learning what kind of system makes sense for your home, EnergySage can help. Its tools allow homeowners to understand their HVAC options and slash their energy bills with new, efficient HVAC systems. 

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Through its heat pump marketplace program, EnergySage can help you find efficient heating and cooling solutions for your home and connect you with vetted installers.

Why is this important?

Heating and cooling systems are tied directly to safety and monthly costs for many people.

Upgrading your heating and cooling system is one of the best ways to save money on your utility bills and protect yourself against rising energy prices. A modern, efficient HVAC system that involves a heat pump can cut waste and lower energy use.

When homes run inefficient equipment or need emergency fixes, that often means more wasted energy and more strain on the grid. Efficient electric systems help cut pollution, but they also require thoughtful installation and maintenance to deliver those benefits reliably.

What can I do?

Before drilling into walls, check building plans if you have them and consider whether a project might call for a professional. It is often much cheaper than repairing punctured HVAC lines, rewiring, or water damage.

If you are ready to explore a more efficient system, EnergySage is also a useful starting point for comparing options. And if you're not ready to spend up front, Palmetto offers an HVAC leasing program.

At a lower price point, Merino makes single-room ultra-efficient HVACs, which are targeted heating and cooling systems.

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