Downloadable app for monitoring water chemistry in swimming pools and hot tubs; downloadable app for communicating dosing and water chemistry in swimming pools and hot tubs.

Apparatus for monitoring and sampling chemicals in swimming pools and hot tubs, and alerting the user on how to properly dose the water chemistry based on those samples in order to eliminate risk of over-chemicalised water.

Downloadable app for monitoring water chemistry in swimming pools and hot tubs; downloadable app for communicating dosing and water chemistry in swimming pools and hot tubs; Apparatus for monitoring and sampling chemicals in swimming pools and hot tubs, and alerting the user on how to properly dose the water chemistry based on those samples in order to eliminate risk of over-chemicalised water.

Apparatus for monitoring and sampling chemicals in swimming pools and hot tubs, and alerting the user on how to properly dose the water chemistry based on those samples in order to eliminate risk of over-chemicalised water.