Method and Apparatus for Indicating Sanitary Water Temperature

Hot water supply device

Relay apparatus

Water heating apparatus

Water dispenser with sabbath function

Thermostatic safety valve

Waste water heat recovery system and method

Auxiliary water heater

APPARATUS FOR CONTROLLING OPERATION OF FUEL CELL SYSTEM AND METHOD THEREOF

Method and apparatus for indicating sanitary water temperature

Method, apparatus, and system for projecting hot water availability for showering and bathing

Systems and methods for monitoring and controlling water consumption

System and method for estimating and indicating temperature characteristics of temperature controlled liquids

Hot-water supply system

SYSTEM AND METHOD FOR EFFICIENT AND EXPEDIENT DELIVERY OF HOT WATER

Systems and methods for monitoring and controlling water consumption

Method and system for controlling a network of water appliances

Systems and methods for monitoring and controlling water consumption

Hot water supply system

Apparatus for maintaining fluid temperature

Method for operating a multi family/commercial plumbing system

Fuel cell cogeneration system

Method of operating a plumbing system

System and method for making hot water available in a domestic water installation and domestic water installation

Safe domestic hot water (DHW) system and method that saves water and energy

Method of detecting and identifying a location on a property corresponding to an underground cold water pipe leak

Automatic hygienic hot water expediter device

Water heater with upstream water heater detection

Water heater mixing valve fault detection

Methods and systems for tracking thermal profile of hot water storage tanks

Tamper resistant device for an appliance

Hot water recirculation system technologies

Hot water recovery apparatus