There's a natural impulse to tackle home repairs yourself—it saves money and feels satisfying. When it comes to plumbing, some tasks really are straightforward enough for a handy homeowner to handle. Others, however, can turn a manageable problem into a major emergency if mishandled. Here's a practical guide for North Jersey homeowners.
Plumbing Tasks You Can Probably DIY
- Replacing a faucet aerator or showerhead
- Swapping out a toilet flapper
- Unclogging a drain with a plunger or basic hand snake
- Replacing the fill valve or flush valve in a toilet tank
- Fixing a loose toilet handle
- Applying pipe thread tape to a slightly dripping threaded connection
- Replacing a p-trap under a sink
These tasks involve components that are inexpensive, accessible, and don't require permits or specialized tools. If you're comfortable following instructions and know how to shut off the water supply to a fixture, these are reasonable DIY jobs.
When You Should Call a Licensed Plumber
Any Work on the Main Supply or Sewer Line
Your main water supply line brings water from the street to your home, and your main sewer line carries waste away. Work on either of these requires permits, proper tools, and expertise. A mistake here doesn't just affect a single fixture—it affects your entire home and potentially your neighbors.
Water Heater Installation or Replacement
Water heater installation involves gas lines or high-voltage electrical connections, along with proper venting and pressure relief valve setup. In New Jersey, this work requires a licensed plumber and a permit. Improper installation is a serious safety hazard.
Anything Involving Gas Lines
If your project touches a gas line—even just moving a gas-fired appliance—stop and call a professional. Gas leaks can be deadly. Licensed plumbers who handle gas work are trained to pressure-test lines and ensure everything is safe.
Persistent or Recurring Clogs
If a drain keeps clogging despite your efforts, the problem is likely deeper than the p-trap. A camera inspection can reveal root intrusion, a collapsed pipe, or grease buildup in the main drain line—none of which a plunger will fix.
Any Active Leak Inside a Wall or Ceiling
Water stains on walls or ceilings mean a pipe is leaking behind the surface. Don't just paint over it—the moisture will keep building up and cause mold and structural rot. Call a plumber to find and repair the source.
The Bottom Line
When in doubt, call a professional. The cost of a service call is almost always far less than the cost of repairing the damage caused by a DIY job gone wrong. Goldman Plumbing, Heating & Cooling serves Bergen County and Hudson County homeowners with honest, transparent pricing. We'll tell you exactly what needs to be done—and what doesn't.