Aquafinesse Hot tub Watercare box\n\nEverybody knows that we need to sanitise water to destroy bacteria, but at what cost to our families health and our fragile environment?\nThe use of traditional chemicals such as chlorine or bromine in your spa result in strong smelling water with harsh unwanted side effects on your skin, eyes, chest and even your spa\u2019s equipment. Plus the headache of having to do the time consuming multiple daily measurements and adjustments. Even after all of this...\nIs your spa really as clean as you think?\nMaybe not! But to understand why, you firstly need to know about the real cause of bacterial build up, an industry secret about a foul, slimy substance that lurks unseen on surfaces and in the pipe work and of your spa called Biofilm!\nFor years scientists have understood that to thrive, bacteria create a layer of slime in which they shelter, feed and breed. Over time this slime increases in thickness, creating serious additional problems. Even high l.