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Educational Information Only: This guide is for general reference, not professional advice. Actual costs, time, and complexity vary. Improper repairs can cause damage, injury, or code violations. Consult a licensed professional if you're unsure.
PlumbingEasy

Fix a Running Toilet

A running toilet can waste 200 gallons per day. Usually an easy fix.

Estimated costs — actual prices vary by location and materials

DIY Estimate

$20

Time Estimate

45 mins

Pro Estimate

$175

Estimated difference: $155

Step-by-Step Guide

  1. 1

    Remove tank lid and identify the problem

  2. 2

    Check if the flapper is sealing properly

  3. 3

    Adjust the float if water level is too high

  4. 4

    Replace the flapper if worn (most common fix)

  5. 5

    Adjust fill valve if needed

🧰 Tools & Materials

  • Replacement flapper
  • Adjustable wrench

Need Help?

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