Why is my hot tub slimy?

Hot tub slime, often a biofilm, forms when bacteria like *Pseudomonas aeruginosa* thrive in warm water. Inadequate sanitization (low chlorine/bromine), poor filtration, and high bather load contribute to its growth, creating a slick, slimy layer on surfaces and pipes.

Related questions and answers

Are there natural remedies for hot tub slime?

While some suggest natural remedies, they are generally ineffective against established hot tub slime. Proper chemical sanitation is crucial. However, maintaining excellent water balance, using a good quality filter, and regular physical cleaning are the most natural and effective preventative measures.