A sealant should be applied to glazed ceramic tile.

Answer: False
Explanation: False, applying a sealant to glazed ceramic tile is typically not necessary. Glazed ceramic tiles have a protective layer that makes them impervious to water and stain penetration. This glazing provides sufficient protection for the tiles in most indoor applications. However, the grout between tiles should still be sealed to prevent water absorption and staining. In contrast, unglazed ceramic tiles, which do not have this protective coating, might require sealing to protect their surface.

Answer: False
Explanation: A glazed tile is already sealed !

Answer: False
Explanation: not a good idea

Answer: False
Explanation: Glazed tile does not stain.

Answer: False
Explanation: Sealant should be added into the grout.

Answer: False
Explanation: The glaze acts as a sealant itself.

Answer: False
Explanation: It already has a glaze on it Protective Service

Answer: False
Explanation: Most sealant last only 6 months to 1 year, must be reapplied, if not I would not waste money on sealants in the first place.

Answer: False
Explanation: It's already glazed no need for sealer

Answer: False
Explanation: Only adhesive under tile and grout above then wash with water.

Answer: False
Explanation: No but can install sealant over grout joints.

Answer: False
Explanation: Grout

Answer: False
Explanation: The glazing is a coating that seals it, however adding a sealer is still good to protect the grout.

Answer: True
Explanation: On the grout yes.

Answer: True
Explanation: You should seal all tile and grout joints. I don't use a paintbrush to seal tile. I use a sponge. If its non porous tile, take a towel and wipe off all the excess