Stop In Time® Shower Timer (Red) - AM Conservation
Shower Timer Acqua Tempus, with auto shut off (saving water and energy)
The Smart Shower Timer - Showerguard
Standard Model Shower Timer
MOES WiFi Smart Water Valve, Water Shut Off Tool, Shower Timer Shutoff, Sprinkler Controller, Work with Tuya Smart Life APP, Compatible with Alexa and Google Home, No Hub Required, White - Amazon.com
Heavy Duty Model (Retrofit)
Shower timer with water shut off Acqua Tempus - saving gas and water - Every drop counts - YouTube
Shower timer with water shut off Acqua Tempus - saving gas and water - Every drop counts - YouTube
Are there timers to limit the hours a shower can be used? - Home Improvement Stack Exchange
Shower timer coind or tokens for max. 3 showers - Autosanit.com
Stop In Time® Shower Timer (Red) - AM Conservation
Push Button Timed Shower Valve – King Supply Company
Shower Timer Acqua Tempus - Arelia Metershop
Timed Flow Showers - Thornthwaite
Adjustable Bathroom Shower Timer Shut Off Shut Off Valves Water Shut Off Valves | eBay
Home Timer Shower Valves for Teenager, Teens, Kids Bathroom | ShowerTimers