Step 2 pour 1 cup of bleach down the drain trying to pour it around all edges of the drain so it touches the sides.
Bleach to clean drain pipes.
On the other hand if you try to pour bleach down the drain in big amounts then yes your drain pipes will definitely be damaged and you can just throw them.
Bleach will not damage your drain pipes.
Cleaning the drains diluted bleach helps clean the drains while minimizing the corrosive nature of the chemical.
If you use bleach properly and with caution there s no need to worry about any possible problems that might occur with your drain pipes.
One way to do this is to close the drain and pour 1 2 cup of bleach with 1 gallon of water in the tub or sink.
Open the drain to let the diluted bleach go down into the pipes.
Run hot water down the drain for a minute or two.
Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.
If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pumpto unclog the line.