Toilet Troubleshooting Guide

We are committed to providing you with all the tools needed for your toilet repair projects.

Find the toilet problem you are experiencing by selecting from the dropdown below.

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Anatomy of a toilet

Have you ever wondered how a toilet actually works? It's actually pretty simple, check it out!
Loud or Broken Fill Valve?

Did your toilet fill valve stop working? No, worries, all Korky fill valves are serviceable!
Running Toilet?

Is your toilet running? Do you have a constant or intermittently running toilet? Let's troubleshoot this and get it fixed.
Need to jiggle handle to flush?

Do you need to hold down the handle to get a powerful flush? With a simple adjustment of your flapper, this is quickly resolved.
What size flapper do I need?

Not sure what flapper size you need for your toilet? No problem - we have your back!
What flush valve seal do I need?

Not sure what flush valve seal you need for your toilet? No problem - we have some hints to help you out!
Toilet flushing on its own?

Does your toilet flush on its own? This is a problem known as ghost flushing. It signals that your flapper is leaking and needs to be replaced.
Toilet flushing twice?

Does your toilet flush twice with only one press of the toilet handle? With a simple adjustment of your flapper, this is quickly resolved.
Service Korky Fill Valve

Does your toilet tank fill slowly after flushing? Or what about not filling at all? Let's get that fixed!
Leak between tank and bowl?

Is your toilet leaking from between the tank and the bowl onto the floor? Water belongs in your toilet not on the floor, let's get that fixed!
How to Install Your Fill Valve and Seal Kit

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