The toilet in our guest bathroom wouldn’t stop running. That hissing sound. Constant. Day and night. My wife asked me to fix it. I told her I’d call someone.
A plumber came the next day. He walked in, lifted the tank lid, turned a plastic screw a quarter turn, and flushed. Silence.
The whole thing took ninety seconds. The bill was $195. Service call minimum.
I wasn’t mad at the plumber. He showed up, did the job, and charged a fair rate. I was mad at myself. Because that screw? I could’ve turned it. I just never learned what was inside the tank.
That was two years ago. I’ve since learned three repairs that save me money almost every month. And I’ve learned which jobs to leave alone.
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01. THE RUNNING TOILET (TEN MINUTES, ZERO TOOLS)
Lift the tank lid. Look inside. There are only three parts that matter: the flapper (the rubber plug at the bottom), the fill valve (the tall thing on the left), and the float (the thing that rises with the water).
If the toilet runs, it’s almost always the flapper or the float. Touch the flapper. If it’s warped or doesn’t sit flat, replace it. They cost $5 at any hardware store and snap on without tools.
If the flapper’s fine, adjust the float. That’s the screw the plumber turned on me. You turn it to lower the water level so it stops before it hits the overflow tube. Quarter turn at a time. Flush. Check.
That’s it. Ten minutes. The plumber would charge you $150 to $250 for the same thing.
02. THE DRIPPING FAUCET (TWENTY MINUTES, ONE WRENCH)
A dripping faucet wastes about 3,000 gallons of water a year. That’s an EPA number, not a guess. But more than the waste, it’s the sound. Drip. Drip. Drip. All night.
Most drips come from a worn cartridge or O-ring inside the handle. Turn off the water under the sink. Unscrew the handle (there’s usually a small screw under a cap). Pull the cartridge out. Take it to the hardware store. They’ll match it. Put the new one in. Turn the water back on.
Parts cost $8 to $20. A plumber would charge $150 to $300 for a faucet repair. You just need an adjustable wrench and fifteen minutes of patience.
03. THE SLOW DRAIN (FIVE MINUTES, NO CHEMICALS)
Skip the chemicals. Drano works sometimes, but it can corrode old pipes and it doesn’t fix the real problem.
Buy a drain snake. $8 at the hardware store. It’s a flexible metal cable with a claw on the end. Push it down the drain, twist, pull. What comes out will be disgusting. The drain will flow like new.
For bathroom sinks, the clog is almost always hair caught in the P-trap or around the stopper. Remove the stopper, pull out the gunk, rinse. Done.
$195
PLUMBER: RUNNING TOILET
$5
DIY: NEW FLAPPER
$75/hr
AVG PLUMBER RATE
04. WHAT I WOULD NEVER TOUCH
Knowing what to fix is half the skill. The other half is knowing what to leave alone.
▸ Your electrical panel. That gray box in the garage with the breakers? Don’t open it. Don’t touch it. A mistake there can kill you or burn your house down. Electricians exist for a reason. Pay them.
▸ Gas lines. If you smell gas, leave the house and call the gas company. Don’t try to find the leak yourself. Don’t light a match. Don’t Google it. Get out and call.
▸ Anything structural. Load-bearing walls, foundation cracks, roof framing. These keep your house standing. A wrong move can cost tens of thousands in damage. Hire an engineer.
▸ Major plumbing behind walls. A leaky faucet is one thing. A pipe inside a wall is another. Once you start cutting drywall and moving pipes, you’re past DIY territory. Call the plumber—the real kind.
Competence isn’t doing everything yourself. It’s knowing the line between what you can handle and what will handle you.
The goal isn’t to replace the plumber. It’s to stop calling him for things a ten-year-old could fix.
05. HOW I LEARNED (AND HOW YOU CAN)
YouTube. That’s it. I’m not joking.
Search “fix running toilet” and you’ll find a hundred videos. Watch the one under five minutes with a guy who looks like he’s done it a thousand times. Skip the ones with flashy intros and ads for tools you don’t need.
Q. I’m not handy. Never have been. Where do I start?
A. Start with the toilet. Next time it runs, lift the lid and look inside instead of calling someone. Touch the parts. See how they move. Watch one video. Try one fix. The worst that happens is you have to call the plumber anyway—which is what you would’ve done in the first place. You lose nothing by trying. And the first time you fix something yourself, it changes how you see every problem in the house.
06. WHAT THAT $200 TAUGHT ME
Since that day, I’ve fixed two running toilets, swapped a faucet cartridge, snaked three drains, and replaced a leaking supply line under the kitchen sink. Total cost in parts: maybe $45. Total saved: somewhere north of $800.
But the money isn’t really the point. The point is the feeling. Something breaks. You look at it. You know what’s wrong. You fix it. And you walk away thinking: I didn’t need anyone for that.
That’s not pride. That’s capability. And it’s worth more than $200.
Next time something breaks, lift the lid first.
— Walter
P.S. What’s the one home repair you taught yourself that saved you the most money—or the most embarrassment? Hit reply. I want to hear the war stories.
