Common Causes of Leaking Toilet Drain Pipes and How to Fix Them

If the toilet drainage pipe is leaking, it will affect the normal use for the user, so timely repairs are necessary. Let's take a look at how to repair a leaking toilet drainage pipe.

The Ultimate Guide to Fixing a Leaking Toilet Drain Pipe

1、If the leak is caused by the weight of the spherical cover being too light, you should tie a nut to the rod connecting the rubber cover.

2、If the flushing valve in the toilet tank is not installed securely, you should turn off the water supply and empty the water from the tank. Then, reinstall the flushing valve or replace it with a new one.

3、If the drainage pipe is not installed securely or is damaged, you should turn off the water supply and empty the water from the tank. Next, unscrew the connections at both ends of the drainage pipe, wrap an appropriate amount of sealing tape around the plug position, and finally screw the connections back on. If the drainage pipe is already damaged, it needs to be replaced with a new one.

Causes and repair methods for leaks at the bottom of the toilet

1、It may be due to improper installation by the workers, causing the toilet's drainage outlet not to align with the drainage outlet on the floor. This may result in sewage and odor leaking from the bottom of the toilet. In this case, a new toilet drainage seal ring should be installed at the toilet's drainage outlet.

2、If the installation skills of the workers are not professional and the flange base is improperly installed at the bottom of the toilet, it can lead to sewage or odor leaking from the bottom. In this case, the toilet should be disassembled, a flange plate added to the bottom of the toilet, and then the toilet reinstalled.

3、It could also be due to aging of the toilet, causing damage and loosening between the bottom of the toilet and the floor, resulting in odor leaking from the bottom. In this case, the old silicone seal at the bottom of the toilet should be removed, and new silicone should be applied between the toilet's bottom and the floor.

4、Additionally, there may be quality issues such as cracks in the toilet itself. In this case, the toilet should be replaced with a new one.

summary：The above is a detailed introduction on how to repair a leaking toilet drainage pipe. I hope it is helpful to everyone. There are many reasons for a leaking toilet drainage pipe, and different causes require different repair methods. Therefore, you must first identify the cause before taking action.