SPN FEB 2010 COMPLETE EDITION:SPN 2010 21/01/2010 06:32 Page 83
www.swimmingpoolnews.co.uk WaterTechnology FEB 2010 SPN 83
the answer will come from science and
proven new systems.
EVEN THE PENGUINS GET TO ENJOY
That is the background of a growing
number of views within the pool and spa
THE WATERCO WATER TREATMENT
industry calling for a more balanced view on
how to get the message out to ensure high When Blackpool Zoo decided to construct a
quality water. new pool for their penguin population, they
Many favour a traditional approach, that identified water quality as a major concern.
chemicals such as chlorine and bromine offer Waterco, a leading international business
the most reliable method of ensuring safe specialising in industrial and commercial
water for bathers. However in the build up to water treatment systems, put together a
SPATEX 2010 new alternative, often chemical- system to guarantee improved water quality
free products are now available, some of and water savings.
which are believed to offer a similar standard The new enclosure holds approximately
of water quality. 100m³ of water and various aspects of the
Martin Baulcombe from chemical control filtration system (such as penguin waste)
equipment specialists, Topline, the country’s had to be carefully considered as it was
only manufacturer of chemical control important to ensure that the water was
equipment, on-site chlorine generation filtered correctly while keeping a strong
equipment and UV systems: “Chemicals have emphasis on both environmental issues as the Multicyclones emptied fortnightly by
proven results,” says Baulcombe. “There is a well as on water saving. simply opening up the purge valves,” Mr
lot of non-traditional treatment emerging “It is always exciting, as well as Fisher said.
onto the market. These still have questions challenging, when asked to be involved in “Incorporating the Multicyclones not only
surrounding them, and very few are endorsed projects such as Blackpool Zoo,” said Mr Tony helped in the removal of the finer particles, it
by PWTAG, SPATA or any of the other Fisher, Managing Director, Waterco Europe. also reduced the need for back washing,
recognised bodies in the industry.” The “After much consideration, our solution resulting in terrific water savings for the Zoo.”
company also supplies a low pressure UV involved the latest Micron Deep Bed Over the past months Waterco have now
system, which does not replace the need for commercial bobbin wound filters, Hydrostar been transferring technologies developed for
chlorine, but can be used alongside it to pumps and the revolutionary, award the swimming pool industry to the
provide an even stronger defence against winning Multicyclone centrifugal filtration commercial market by developing specifically
bacteria. device that is capable of saving water and designed water treatment systems.
The Pool Water Treatment Advisory Group, reducing filter maintenance.” “We are now actively pursuing this market
also considers there may be a place for Two Hydrostar 4hp commercial pumps and have systems in operation in
some other methods, but only as an were installed and were plumbed directly to aquaculture plants, in commercial
additional extra alongside a standard four Multicyclones via a manifold which in swimming pools, and water recycling
chemical treatment. “The use of alternatives turn fed four Micron SMD 1050 commercial treatment plants. The Blackpool Zoo project
such as UV or ozone gives an extra filters with 3” Multiport valves. The end result is another successful example of Waterco
protection against infection, and may was crystal clear water and happy penguins! promoting its diverse range of products
reduce pollution, allowing the pool to run “The filters are backwashed weekly and within various markets.”
safely with lower chlorine residuals,” says
Guthrie, who also adds that there are other,
surprisingly simple methods that can help to
improve pool water quality without
spending money, such as asking bathers to NEW TO THE UK – POOLRX – A MINERAL
shower before they swim.
Brian Guthrie Technical Secretary of Pool BASED SOLUTION FOR SAFER WATER
Water Treatment Advisory Group, a non-
commercial organisation that has been in A new natural, mineral based product called Bottom line – we now have happier
existence since 1984: “We have yet to be PoolRx that can be added to pools, spas and customers and we are saving money.’
convinced by claims that it is possible to run a tubs in minutes providing many benefits to Inside the PoolRx unit, which is installed
public pool safely without a chlorine or pool owners and users has been launched in in the pump basket in the pool, there is
bromine residual. Certainly we have seen no the UK. metal rod with silver, copper and zinc in a
good evidence that ions, magnets or anything PoolRx brings clear, healthy, algae-free special configurement, which creates a
else will provide that protection.” water to pools, spas and tubs. patented mineral formula. When in
The International Pool and Spa Conference Well established in the US and Asia and contact with water, the minerals dissolve
in London last year showed enthusiasm for with US EPA (Environmental Protection out of the PoolRx unit and circulate
improving general water treatment methods Agency) approval, the product reduces the through the pool, breaking down algae
but declaring less enthusiasm for the amount of chlorine required, leaving pools and bacteria. The minerals then regain
development of chlorine alternatives. cleaner and healthier. their ionic charge as water repasses
A series of presentations touched on the With chlorine reduced to drinking water through the unit. The mineral
headline issues of the industry of improving levels, users can bathe more comfortably, combination forms a stable natural
conventional water treatment and also secure in the knowledge that they will not mineral content in the water, which kills
finding an alternative to chlorine suffer from stinging eyes or itchy skin. algae and bacteria and viruses but is
disinfection. The conference encouraged the In addition, the saving on cost of power completely safe for humans.
first aspiration but not the search for a used makes PoolRx one of the most The rod in the blue cage is a specially
chlorine alternative. impressive new products in the swimming treated alloy that has rejuvenating abilities
Speakers from Germany and Denmark pool market sector. on the copper, silver and zinc minerals.
spoke of the application of membrane Here’s what Robert Hartman, General The unit needs to be replaced every year
filtration to pools. There may be a financial Manager of North Bay Pool & Spa, California and replacement minerals every 4 to 6
price to pay – upfront and in running costs had to say about it. months with the booster. If not, the treated
– but some delegates at least see membranes ‘Our customers now have clear, clean and metallic rod over the year gets oxidized and
replacing sand eventually. eco-friendly pools. We have had 90% less calcified so when the minerals pass back
As for alternatives to chlorine, Dutch water issues with algae and we are using 75% less over it they do not get the ion exchange
scientists reported on their ‘multi criteria chlorine compared to the previous year. between the minerals and the rod.
analysis’ of 12 different disinfection systems.
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