Just Blue (2 x 1L Bottles)

Just Blue is an environmentally friendly water care system, that can be used in your spa. Just Blue will help you to keep the water in your spa clean in a safe, simple and effective way.With only one weekly treatment Just Blue will help you to prevent calcium deposits in your system.

Moreover, Just Blue will loosen and remove the existing calcium deposits. These calcium deposits are the medium where bacteria and other micro-organisms grow.

The Spaboy or Onzen system will do the rest. It will destroy the bacteria and disinfect the water. With extraordinary results: the water in your spa is not only clean, but also looks crystal clear and feels nice and soft.

Basically its a pH buffer that will help keep the pH in check and leaves a silica like coating to prevent build-up of calcium on your Spaboy electrodes, heater element, etc.