Upward Trend in Cal Hypo Feeders

With growing concerns regarding the storage and handling of large quantities of sodium hypochlorite, more sites are turning to Calcium HypoChlorite feeders. The advantages are considerable. No expensive unloading and spill containment zones, no large tank storage areas, no pressured lines to replace. The Cal Hypo equipment usually has some acid dosing facility to descale the...
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Water Saving Strategies

Summer is almost here. With more rain than we’ve had for years the storage capacities are the highest since the early 90’s. It’s time now to take advantage of the excess. Water costs are predicted to rise by 50% with the Desalination Plant coming on line in Victoria and NSW. Time to think about some...
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GESAC Opens

Roejen Welcomes the opening of the  Glen Eira Sports and Aquatic Centre. The Centre has an Heated Outdoor 50 Meter Pool, an Indoor 25 Meter Pool, a Leisure Pool, a Program Pool, a Wellness Program Pool, Spa, Sauna and Steam Room. The centre also has extensive Dry Facilities such as a 3 Court Indoor Stadium,...
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Diatomaceous Earth

Diatomaceous Earth has now a couple of viable and high performing substitutes. Perlite and Celluous Fiber. Perlite is an amorphous volcanic glass and celluous fiber is derived from paper process. Neither have the risks attached to DE or the waste disposal issues.

Carbon Dioxide

CO2 has long been used as a cheap effective pH control medium, however more operators are now experiencing an increase in usage due to longer time between backwashes resulting in higher TDS and TA levels. With the Higher TA levels the CO2 (Carbonic Acid) is just not strong enough to swing the pH. The result...
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Geothermal Heating in WA

An interesting article regarding the Geothermal Heating of St Hilda’s Anglican Girls School swimming pool in Perth Western Australia. Water is pumped to enormous depths where it heats and returns to heat the pool. This arrticle originally appeared in the July 2012 issue of Ecolibrium, the official journal of AIRAH, and is republished with permission. For more information go...
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London Olympic Aquatic Centre

An interesting article on the Olympic Aquatic Centre in the UK (reprinted with permission from the September 2012 issue of Ecolibrium, the official journel of AIRAH. For more information go to www.airah.org.au It has adopted some unique ideas for heating and cooling of the centre using eco friendly and natural techniques. Click her for Article...
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Vexation over Ventilation

Today, it is an open secret that most of our Olympic swimming team are dependant on Ventolin puffers, which classes them as asthmatics. This is also true of the US team. Why is there a connection between competitive swimming and asthma? This article originally appeared in the August/September issue of Pool and Spa and is...
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