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When it comes to plumbing, there’s no shortage of myths that get passed around — and believing them can lead to costly repairs down the line. At Metro Plumbing, Heating and Air, we’ve seen it all. Whether you’re in Chattanooga, TN or beyond, these common plumbing misconceptions can cause more harm than good. Let’s set the record straight.
Myth #1: Anything Can Go Down the Garbage Disposal
Not true. While garbage disposals are tough, they’re not invincible. Greasy foods like cheese and meat can cling to your pipes and cause serious clogs. Stringy veggies like celery, potato peels, and carrot skins can wrap around the blades and jam the motor. Avoid coffee grounds, eggshells, bread, bones, or anything that expands with water. No matter where you live — especially here in Chattanooga, TN — being cautious about what goes down your disposal can save you from major plumbing repairs.
Myth #2: Chemical Drain Cleaners Are Safe for Pipes
Actually, they’re not. Chemical cleaners don’t just dissolve clogs; they also corrode your pipes over time. Instead of risking damage, try a mix of baking soda and vinegar for a safer DIY approach. If that doesn’t work, call in a professional from Metro Plumbing in Chattanooga, TN to handle it right.
Myth #3: Lemons Freshen the Garbage Disposal
It might smell fresh, but lemons can corrode the metal inside your disposal. A better way to clean and deodorize? Ice cubes and salt. This combo scrubs away food debris and neutralizes odors without damaging your system.
Myth #4: “Flushable” Items Are Safe for Toilets
Many products claim to be flushable, but that doesn’t mean they’re safe for your plumbing. Flushable wipes, cat litter, paper towels, sanitary products — these can all clog your pipes or form fatbergs in sewer systems. Stick to flushing only toilet paper to avoid backups and costly plumbing repairs in your Chattanooga home.
Myth #5: Water Heaters Can’t Explode
Modern water heaters have safety features, but failure to maintain them can still lead to dangerous pressure buildup. Flush your water heater once a year and inspect valves and connections regularly. Don’t take chances — preventative maintenance is key.
Myth #6: Boiling Water Clears Grease from Drains
Boiling water can actually harden grease, making blockages worse. The best solution? Don’t pour grease down the drain. If it happens, avoid DIY fixes and contact a plumber in Chattanooga, TN to handle the issue properly.
Myth #7: Dishwashers Waste Water
In reality, dishwashers (especially energy-efficient models) use less water than washing dishes by hand. Plus, they help keep food scraps out of the drain, reducing the risk of clogs and the need for plumbing repairs.
Myth #8: If It Drains, It’s Fine
Just because water drains doesn’t mean your pipes are clear. Food particles and debris can collect deeper in your system, leading to blockages over time. Use sink strainers and be mindful of what goes down the drain.
Myth #9: You Only Need a Plumber When Something’s Broken
Waiting for a problem can lead to bigger issues. Regular plumbing inspections help catch potential problems early. Scheduling a yearly check-up with your local Chattanooga plumber can save you time, stress, and money.
Believing plumbing myths can lead to real damage. If you’re ever unsure about your plumbing system or think you might need a repair, give Metro Plumbing, Heating and Air a call. We’re here to help Chattanooga homeowners keep their plumbing in top shape — no myths, just honest solutions.




