Choose a sealer based on the type of slate you have the amount of traffic the floor gets and the desired look of the floor.
Do i need to seal my slate floor.
Just pour the sealer onto the stone and use a towel to spread it around evenly.
A below surface or penetrating sealer will seep down into the material clogging the pores so that stains cannot get in.
A penetrating or surface sealer will protect the slate which is somewhat porous from stains.
You should choose a sealing option that best suits your slate for depending on how you want the floor to look and how much maintenance is required for the sealer chosen.
Make sure that the slate is perfectly clean and dry before applying the sealant or this will cause streaks.
Certain sealers can also.
Use clean warm water without detergent as some can react with the sealer.
The slate must be clean before applying the sealer or you will seal any dirt and marks on to the slate.
You can test this when it s dry by dropping a bit of water on the tile surface to see how well it beads up.
More than one coat may be necessary to seal your slate tile properly.
Slate and other stone floors don t need to be sealed though if left open they are porous and exposed.
Many others however prefer to seal the slate for a variety of reasons.