Get Inspired. Browse showers and tub doors on Lowes.com or at your local Lowe's store. Work with a Lowe's sales associate to plan your install project and select the right shower or tub door for your home and budget.2. Get Started. An installer will contact you to schedule an in-home measure and project assessment.owe's Shower and Tub Door Install. Find shower and tub doors, shower units and handheld showerheads for your home at Lowe's. Use a Lowe's professional installer to ensure a smooth install for your next shower project.