Shower, bathtub, and toilet installation begins with preparing plumbing rough-ins and ensuring accurate placement. Fixtures are leveled, anchored, and connected to water supply and drainage systems. Sealing and waterproofing are applied to prevent leaks and moisture damage. The process includes testing for proper water flow, drainage, and operational efficiency. Installation also considers ergonomic positioning, accessibility, and maintenance requirements. Proper integration of these fixtures ensures safety, durability, and comfort, forming the core functional components of the bathroom while supporting the overall renovation’s structural and design objectives.