Sealed joints. When installing a window in a tiled shower enclosure, make sure the joint between the jamb and the cementboard is sufficiently sealed with silicone caulk and a waterproofing membrane. The membrane bridging the two materials creates a stable substrate for the tile.
NuCore 100% waterproof flooring is a durable and practical option for any space. Having the look and feel of real hardwood, NuCore installs over most existing floors, with little to no prep. Plus, there’s no acclimation waiting time so you can start installing NuCore today!
Basically we built a frame for the front if the tub and covered it with beadboard wainscoting and MDF moldings (a plastic, waterproof, rot proof version of the classic wood moldings). On the top edge of the tub we placed a board made from PVC to finish off the built-in look. We also added MDF boards on the side of the tub going up the wall to further anchor it in place. What is behind a beadboard trim to update and upgrade old bathtub
Tobacco Barn Grey Wood Wall Covering – Master Bedroom