Downsides to porcelain are that it may be extra slippery when soaked than other floorings, and the grout could become soiled if not correctly sealed. Some stains appear pre-combined by using a sealer. In the event you don’t pick one of those, you’ll need to use a seal coat independently. https://mcgepoxycoatings.com/epoxy-vs-untreated-concrete-garage-flooring-which-one-is-best/