swimming pool system Articles

  • Swimming Pool Chemistry made easy

    A new way to control biological activity in your swimming pool without using chemicals.  Healthier to you, savings in chemicals, savings in time and easy pool management.  Take a look at the full article and please contact me any where in the world if you would like to set up a similar system in your pool.  Waterdoc Limited is continuing to use this technology to improve water ...


    By Waterdoc Limited

  • Rural house with swimming pool, Perthshire

    At this site in Scotland the owner has achieved a high level of energy independence using a mix of renewable energy sources, including a Gaia-Wind turbine. Average annual wind energy production: 25,000 kWh Background At this site in Kinrossie, Perthshire, the owners’ goal was to achieve a high level of energy independence using a mix of renewable energy ...


    By Gaia-Wind Ltd.

  • Water quality and treatment in public swimming pools

    Public swimming pools all use chlorine, unfortunately the chlorine reacts with ammonium to form a volatile gas called trichloramine. It is the this gas which stings your eyes while swimming, trichloramine also gives swimming pools their characteristic chlorine smell. Trichloramine will damage the mucous linning of your lungs, and in the case of small children it will pre-dispose their lungs ...


    By Dryden Aqua Ltd

  • Swimming Pool Chemistry Management Made Easy

    A new way to control biological activity in your swimming pool without using chemicals.  Healthier to you, savings in chemicals, savings in time and easy pool management.  Take a look at the full article and please contact me any where in the world if you would like to set up a similar system in your pool.  Waterdoc Limited is continuing to use this technology to improve water ...


    By Waterdoc Limited

  • Gas Detection in Public Swimming Pool Facilities

    Recreational facilities’ indoor swimming pools provide a venue for exercise, competition and fun for all ages as patrons splash, swim, dive and float around in the crystal clear water. To keep the water fit to swim in requires a disinfectant maintenance program commonly using Chlorine, or Chlorine and Ozone. Chlorine is a powerful, corrosive disinfectant and in both gas and liquid forms it ...

  • Ultraviolet disinfection systems, the best solution to school swimming pools

    School swimming pools are a valuable asset, and are now present in the majority of high schools and higher education facilities throughout the UK.  Whilst school pools vary in size, shape and usage, many school swimming facilities are facing a common dilemma in their water disinfection strategy.  Existing treatment regimes are often badly designed, under sized or simply outdated, which ...


    By atg UV Technology

  • Hot springs swimming pool: Glenwood Springs, Colorado case study

    Ozone Water Treatment, Color Removal and Ozone Purification In 1991, the Hot Springs Pool and Lodge Resort installed a DIN-Standard ozonation system for treating the world’s largest hot springs-fed swimming pool. The following main reasons were responsible for this decision: The suppliers of gaseous chlorine had dwindled down to a single source, as it had become ...


    By BiOzone

  • LIT25 level indicating transmitter controls swimming pool level

    The Town of Okotoks, Alberta I never gave it much thought, but what happens to the displaced water when a hundred people jump into a large public swimming pool? It goes into a surge tank - of course. This Greyline LIT25 Level Indicating Transmitter with ultrasonic sensor is installed in the basement of the Okotoks Recreation Centre in Alberta, Canada. The LIT's 4-20mA output is connected to a ...


    By Greyline Instruments Inc.

  • atg UV provide solution to chemical balance in swimming pool applications

    Client: Gloucester Institute of Technology   Location: Gloucester, USA Service: Swimming Pool UV Disinfection Description: atg UV provide solution to poor water quality due to high levels of chloramines. The Gloucester Institute of Technology has chosen a state-of-the-art atg UV Technology Ultraviolet water ...


    By atg UV Technology

  • A pilot-scale study of Cryptosporidium-sized microsphere removals from swimming pools via sand filtration

    Cryptosporidium species are the most common cause of gastrointestinal illness in treated recreational water venues. In order to protect public health during swimming, Cryptosporidium-sized microsphere removals by high-rate sand filtration with six coagulants were evaluated with a 5.5 m3 pilot-scale swimming pool. A sand filter without ...


    By IWA Publishing

  • Nanofiltration for enhanced removal of disinfection by-product (DBP) precursors in swimming pool water–retention and water quality estimation

    Three nanofiltration (NF) membranes with a chlorine tolerance ≥ 1 mg L-1 were applied to reduce DBPs and their precursors in swimming pool water. A lab scale plant with crossflow modules was installed in by-pass at the sand filter outlet of a swimming pool for a period of several weeks. The chlorine tolerances of the membranes SB90 and NP030 were found to be adequate for filtration under swimming ...


    By IWA Publishing

  • You look after the quality of your Swimming Pool water but what about the Indoor Air Quality (IAQ)?

    You are looking after the quality of your swimming pool water but what about the indoor air quality too? Swimming pools (and swimming pool plant rooms) can release all sorts of "nasties" into the poolside environment and accidents happen all too often. Help to protect your staff, bathers and spectators alike with this sophisticated electronic air monitoring & warning system NEW from ...


    By PPM Technology

  • Improvement of water quality of Tachikawa citizen swimming pool ― surprising effectiveness and performance of mixed oxidant generator made in USA

    The new type of disinfection equipment installed in October 2001 at Tachikawa Citizen Swimming Pool locating at Tachikawa city being of US made. Two years have already passed since this mixed oxidant generator has been introduced in this Journal as the one of best sample which has been completely met a localization in compliance with the Japanese environmental requirement and the ...


    By MIOX Corporation

  • Importance of Air & Water Testing in Indoor Pools

    Have you ever wondered why your eyes hurt or why you have a cough after swimming at an indoor pool? We all assume that it’s from too much chlorine in the pool but that is false! If the pool staff doesn’t regularly test and monitor both the air and water indoors, the environment becomes very toxic and unsafe to everyone in the building. Water is an essential ingredient for all life as ...

  • Chemistries of Ozone for Municipal Pool and Spa Water Treatment

    Ozone generated by ultraviolet (UV) radiation is used in North America for treating (mostly residential) spa and pool waters almost exclusively, while only a handful of North American municipal pools and spas are using ozone generated by corona discharge technology in accordance with well–established German teachings. On the other hand, several thousand European municipal swimming pools and ...


    By Absolute Systems Inc.

  • Profile of Ozone/Bromine Sanitation Systems for City of Tucson Municipal Pools

    Due to the inherent risks associated with the use of chlorine gas as a sanitizer for the City of Tucson’s twenty-six municipal swimming pool sites, I found myself in search of an alternative water sanitation method. The challenge was clear; find a system that would be safer to manage than gas chlorine, yet yield the same favorable sanitation and water quality results. Since all the sites ...

  • Reference: Pool fun north of the Arctic Circle

    Refurbishing the water treatment system of a public swimming pool? Not an unusual job. The location of the customer? A small Norwegian island in the Norwegian Sea. The result: clean pool water for modern island dwellers with true Viking blood. New technology for modern-day Vikings The ancient Viking settlement of Bjarkøy, home to nearly 500 people, is situated in the north ...

  • Case Study - Helmsley Open Air Pool

    Helmsley Open Air Pool is operated by a registered charity – the Feversham Memorial Trust – and opens from June to September each summer. The 1930s pool is 25m in length and 10m wide. The existing heating system comprised an oil boiler working in tandem with an electric heat exchanger. During the 2007 season the oil boiler broke down and was in need of replacement. To keep the pool ...


    By LandEnergy Limited

  • Florida SunSentinel.com mentions our pool check strips

    When Midwesterner Ken Christensen came to Florida, he moved into a house with a pool and was baffled. Christensen, author of the Romantic America series of travel books that focused on romantic places to stay, was a creative guy. Chemistry was never his forte. Blindly, he brought his water samples to the pool store, they told him what to do and he did it. But the Sept. 11 tragedy's impact ...

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