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This is a new leak detector system invented by the French. It is quite a good system as I've been using it for a few months now and it is very good at finding leaks. See what you think. http://www.youtube.com/watch?feature=pl ... r4jh4F6AdY

I know that here on Trouble Free Pools the recommend is to use a plain unscented bleach for water treatment but what about in the household.. Have a read of this study (slideshow) and you may want to be using that same unscented untreated bleach in the household as well...

I use 15% chlorine and also find the PH constantly rises and have to use a lot of acid to counter this rise. Keep an eye on your ALK though because high acid usage will lower your ALK leading to PH bounce, so have plenty of baking soda available.

I have just filled a 100,000 litre pool with fresh water. Readings are. FC 0.0 PH 8.15 Calc 85 CYA 0 Alk 40 So I figure first thing is to get the PH down so I put 10 litres of 20% 13% Bau Acid. 5Kg of CYA and 5 Litres of Chlorine (15%) New Readings FC 6.5 PH 7.9 Calc 85 CYA 40 Alk 25 Now I...

Having added borates to a number of pools early this year and comparing them with similiar size pools both in volume and bather load I have noted these early observations. 1. Pools with borates certainly have a polished look about them. 2. No real noticeable difference in feel on the skin...

Does anybody know of a source where I can calculate chlorine kill time given a certain Cyanuric Acid level.. I'm not looking for spot on information just a rough guide. For example it is widely accepted that to have a good sanitization level then the free chlorine should be roughly 7% of the...

Cyanuric Acid and Alkalinity. I'm not sure if this has been posted elsewhere and I've read quite a few posts but not seen it mentioned. I read a paper some time ago regarding the Total Alkalinity and Cyanuric Acid. It stated you must use a correction factor to correctly ascertain your correct...