|The grout in a tile shower can become moldy, dirty and discolored and start to come out of the grout lines. Mold and missing
grout in a tile shower should be taken very seriously as this is a way for water to get inside of your walls and mold to form.
When areas of look moldy, yellow, discolored and start to come out then this is an indication that the rest of the grout is also in
poor condition. The damaged grout may not look too bad from the outside but what you are not seeing behind the tiles in the
walls can be a dangerous situation.
Over time water will make its way through the weakened grout and start accumulating in your walls. Eventually mold and
mildew can grow in your walls and then can start eating into your wall joists and can cause serious problems. Additionally the
moldy walls can attract ants and termites into your home causing additional structural damage.
The best way to prevent your shower from failing and causing excess damage to your home is to regrout your shower.
Regrouting a tile shower is a difficult task but can be done . You should only attempt to regrout a shower with small grout
joints that have unsanded grout in them. You can read here about the differences between sanded grout and nonsanded
grout. Tile shower back to like new condition. When regrouting your shower you should consider replacing any broken or
cracked tiles while you are doing the regrouting procedure. Since you will already be removing the grout replacing a broken
tile will be much easier at this time. Also since you will be regrouting the entire shower you will be certain that the
replaced tiles have matching grout around them.