Pexels/www.kaboompics.com Tired of that constant drip from your shower? Learn how to diagnose and replace a faulty shower cartridge yourself, saving hundreds on a plumber. April 19, 2026 AceShowbiz - That faint, persistent drip from your showerhead after you turn the water off is more than just an annoyance-it's a slow drain on your wallet and a waste of a precious resource. According to the Environmental Protection Agency, a single leaky showerhead can waste over 500 gallons of water a year. That's enough to fill a small swimming pool, and it's adding dollars to your utility bill every month.