Does Grout Need To Be Sealed. Hence epoxy grout is widely used on non-porous surfaces like glass and offers protection against water and stain damage. Apr 1 2007 34517 Sebring Florida.
Or is the ceramic porcelain and grout enough. Unsealed tiles such as clay and natural stone. However if it makes you more comfortable to have the grout be completely non absorbent we can seal it.
Be sure to clean the existing grout before you apply the sealer.
If you allow the grout enough time to cure it is waterproof. If it does not even darken then it is already sealed. Sealing the grout helps prolong the look texture and consistency of your grout and it. Unless the tiles are porous natural stone -travertine etc you shouldnt need to seal the grout.