This post is part of a series of posts about our complete bathroom remodel. At this point in the remodel, it is time for the shower niche and cement board installation. Follow along to go through all the steps! You can read all about this entire remodel from start to finish here. (If you were following along, this update was part of the journey through the One Room Challenge: Remember the marble countertop that arrived cracked? Well, the replacement hasn’t arrived yet. Between that, sickness and just this being a huge project, we’re no longer participating in the One Room Challenge since we won’t be able to meet the deadline.…