Merely because marble tile is critically a organic and natural product, each and every and every individual tile you place within of the shower could possibly be considered a broad variety of in color tones and pattern producing your shower. setting marble tile in shower will create a impression of depth and richness in the direction of place that is unattainable with ceramic or porcelain tile.Put a coat of high-quality penetrating grout and tile sealer much more than every marble tile. this could refrain from the dye within of the grout from getting absorbed in to the tile.Remove present shower substance and drywall to expose the studs. look at for the presence of mold, and deal with with bleach in circumstance you uncover any. permit treated areas to dried out completely before for you proceed.Cut pieces of 15-lb. roofing felt to meet much more compared to subjected studs, and attach for the studs using a hammer tacker as well as a staple gun.Allow the grout to relaxation for 15 minutes.setting marble tile in shower to remove the grout using the bucket owning a margin trowel as well as a joint knife. fill the grout onto a grout float. distribute the grout over the tile and in to the grout joints producing utilization of upstrokes. Force the gout in to the grout lines to be certain there are no voids or gaps.