it's not waterproof
Neither is grout. Grout is water permiable. You shower is water proof from the water proof backing we install the tile on top of.
Cement board + roll on or something like kerdi system.
https://youtu.be/B5DVpruLygw?si=jD8eMHHGQoWG4hI2
alt Hacker News
Neither is grout. Grout is water permiable. You shower is water proof from the water proof backing we install the tile on top of.
Cement board + roll on or something like kerdi system.
https://youtu.be/B5DVpruLygw?si=jD8eMHHGQoWG4hI2