11 Things You Should Never Put Down the Drain

When it comes to maintaining a healthy plumbing system, knowing what not to put down the drain is just as important as knowing what you can safely dispose of. Here are 11 things you should never put down the drain:

1. Fats, Oils, and Greases (FOGs)

FOGs can solidify in pipes and cause clogs, backups, and even sewer line damage. Instead, pour them into a heat-resistant container and let them cool before disposing of them in the trash.

2. Food Waste

Dispose of food waste in the trash or compost it. Food waste can cause clogs and backups in your pipes, and it's also a source of nutrients that can help your garden grow.

3. Paper Products

Don't put paper towels, tissues, or other paper products down the drain. They can cause clogs and backups, and they're not biodegradable.

4. Cotton Balls and Q-Tips

These small items can cause clogs and backups in your pipes, and they're not biodegradable.

5. Sanitary Products

Don't put sanitary products like tampons or pads down the drain. They can cause clogs and backups, and they're not biodegradable.

6. Hair

Don't put hair down the drain. It can cause clogs and backups, and it's not biodegradable.

7. Soap and Shampoo Residue

Soap and shampoo residue can cause clogs and backups in your pipes. Try to eliminate residue by using a water filter or a drain screen.

8. Kitty Litter

Don't put kitty litter down the drain. It can cause clogs and backups, and it's not biodegradable.

9. Cigarette Butts

Don't put cigarette butts down the drain. They can cause clogs and backups, and they're not biodegradable.

10. Condoms

Don't put condoms down the drain. They can cause clogs and backups, and they're not biodegradable.

11. Medications

Don't put medications down the drain. They can cause clogs and backups, and they can also harm the environment.

By avoiding these 11 items, you can help keep your plumbing system healthy and prevent costly repairs.

Author's Note: Taking care of your plumbing system is an essential part of maintaining a healthy and efficient home. By knowing what not to put down the drain, you can prevent clogs, backups, and other costly issues.

The Spruce — 2025-11-27