The first option could be a leak from the toilet fill valve base.
Toilet tank o ring seal.
The point of connection between a toilet tank and toilet bowl is sealed by a rubber gasket which rarely needs replacing.
1 selling toilet fill valve worldwide.
The seal in the tank under the fill valve may be loose or worn.
Http amzn to 2xwm5ea got a kohler toilet that won t stop running that flushes intermittently or.
This is symptomatic of a leak in the tank to bowl seal or around the tank to bowl mounting bolts.
Follow the following steps for a quick and sure repair.
A direct replacement seal which fits the universal fluidmaster 400a toilet fill valve the no.
The most common culprit is the flapper a simple plastic and rubber item hiding in the watery depths of the toilet tank.
Flush the toilet and then sponge out the water remaining in the tank.
How to replace a tank to bowl gasket.
Rubber has a tendency to dry out with.
Shut off the water to the toilet.