Like most things in America, they were popular in Europe first. Cassette toilets have recently made inroads in the United States RV market, and they’ve piqued people’s interest. How does a cassette toilet work? Is it gross or smelly? And is this newfangled solution better than ye olde gravity toilet and black water tank?

Today, you’ll find cassette toilets in pop-ups, teardrops, truck campers, and mini travel trailers. You might be reticent about one. Is it a downgrade – or an upgrade?

Some campers luuuuuv cassette toilets. Some don’t. Think of them as an alternative, not necessarily an upgrade or downgrade. In this guide, I want to answer some common questions about RV cassette toilets. I think some of the answers might surprise you!