Hello and thank you for the feedback you posted on the Home Depot website regarding the Moen Posi-Temp Stop Tube Kit. We are sorry to hear that this item wasn’t the correct piece for your existing shower. Our Product Specialists are available for pre-purchase and technical/warranty assistance. We can be reached at 1-800-289-6636 Monday through Friday from 9:00 am – 5:30 pm Eastern Time.