Because of old school plumbing technology, sewage backups were much more frequent many years ago. … To prevent sewage backup into the main part of the house, toilets were installed in the basement. “Sewage backs up the pipe and into the fixtures that are connected to it,” Martin told TODAY.

Is a bathroom in the basement worth it?

Adding a bathroom to your basement makes it livable space, which increases the overall market value of your home. A bathroom in your basement can also be a huge selling point for buyers if you are ever looking to sell. When a basement is unfinished with no bathroom, buyers look at the basement as wasted space.

Are basement toilets vented?

Most of the time, no already ventilated system available for basement rooms or bathrooms. So when you plan to make a bathroom in the basement, you need a proper ventilation system for your basement bathroom.