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Public and collective-use swimming pools › The treatment circuit of a public swimming pool

… filtered, analysed and disinfected in the plant room before returning to the pool. Insight: swimming pool water → 1 Filtration The circulation pump sends the water to the filters, with recirculation times that depend on the depth and use of each area of the po …

Also in: pH and chlorine in a pool with many bathers · Which system for your swimming pool · Free chlorine with closed cell

Centurio POOL › The treatment circuit of a swimming pool

The pool water circulates continuously between the pool and the plant room, where it is filtered, analysed and disinfected before being returned. Insight: swimming pool water → 1 Filtration The water is drawn in through the skimmer and sent by the filtration p …

Also in: Complete management of the swimming pool · Where it is used · Basic components

Private swimming pools › The treatment circuit of a swimming pool

The pool water circulates continuously between the pool and the plant room, where it is filtered, analysed and disinfected before being returned. Insight: swimming pool water → 1 Filtration The water is drawn in through the skimmer and sent by the filtration p …

Also in: Which system for your swimming pool · Alternatives to chlorine · Free chlorine with closed cell

Pools for collective use

… the design, construction and management of water treatment systems for public swimming pools supplied with drinking water. It introduces the classification into type 1, 2 and 3 of UNI EN 15288-1; the pool water requirements remain those of the State-Regions Ag …

Also in: Classification of swimming pools · Physical treatment · Indicators of microbiological contamination · Chlorine and combined chlorine

Private swimming pools

Pool water is in contact with the skin and is partly swallowed: it must have characteristics similar to those of drinking water, checked at every stage, from filling to discharge. Free chlorine coexists with the combined chlorine produced by bathers and, if tr …

Also in: Filling · Physical treatment · Chlorine and combined chlorine · Amperometric cells: a direct, continuous measurement

Swimming pool water discharge

Two types of water leave swimming pools, both public and private: water from emptying and renewing the pool and water from filter backwashing. Before discharge they must comply with the limits of Italian Legislative Decree 152/2006 (D.Lgs. 152/2006): chlorine, …

Also in: Private swimming pools too · What water leaves a swimming pool · Chlorine limits at discharge · How the dechlorinating agent is dosed

WNpHCl › The treatment circuit of a swimming pool

The pool water circulates continuously between the pool and the plant room, where it is filtered, analysed and disinfected before being returned. Insight: swimming pool water → 1 Filtration The water is drawn in through the skimmer and sent by the filtration p …

Also in: Where it is used · Operation in the swimming pool · Typical layout

WNpHRh › The treatment circuit of a swimming pool

The pool water circulates continuously between the pool and the plant room, where it is filtered, analysed and disinfected before being returned. Insight: swimming pool water → 1 Filtration The water is drawn in through the skimmer and sent by the filtration p …

Also in: Where it is used · Operation in the swimming pool · Typical layout

Complete systems › System range

Public swimming pools Public swimming pools and pools for collective use pH and free chlorine with amperometric cell (UNI 10637:2024, Italian standard): WDpHCl, WNpHCl, LDpHCl, Centurio POOL; dechlorination of discharges and footbath. UNI 10637 Centurio POOL D …

Also in: Not sure which system to choose? We can help

Dechlorination of discharges › Where it is used

In public, collective-use and private swimming pools: the discharge of backwash and drain-down water must comply with the legal limits. Public swimming pools and pools for collective use Type 1, 2 and 3 pools according to UNI 10637:2024 (Italian standard): aut …

Also in: Two systems: constant or volumetric · With water presence sensor

Footbath › Where it is used

Public swimming pools and pools for collective use Type 1, 2 and 3 pools according to UNI 10637:2024 (Italian standard): automatic measurement and control of pH and free chlorine. Public swimming pools →

WN Series › Main features

… the most suitable model, configuration and accessories. Contact us Private swimming pools Public swimming pools Accessories All dosing pumps

Also in: Stepper motor peristaltic technology

Legionella and regulations › Cooling towers, swimming pools and whirlpool baths

… water; drift eliminators always in good working order. Cooling towers → Swimming pools and whirlpool baths Free chlorine in the pool 0.7 – 1.5 mg/l and pH 7.0 – 7.6, dosed automatically and continuously, with pumps and disinfection running 24 hours a day. In c …

Also in: Environments at risk · Priority buildings · The risk control protocol

WD Series › Main features

… the most suitable model, configuration and accessories. Contact us Private swimming pools Public swimming pools Accessories All dosing pumps

V and VMS Series

Diaphragm dosing pumps for swimming pools and for civil, sanitary and industrial applications. Electronic adjustment of the injection frequency. Up to 20 bar Up to 16 l/h Suitable for swimming pools Wall or floor mounting Available models Request a quotation V …

pH electrodes

… pH in water with a pH between 0 and 14, including low-conductivity water: for swimming pools, drinking water, wastewater and industrial water. Range 0 – 14 pH Also for low-conductivity water BNC or SN6 connection In by-pass, in-line or immersion Details Reques …

Redox electrodes

… the Redox potential (ORP), that is the disinfecting power of the water, in swimming pools, waterworks and industrial plants. Suitable for all types of water, including low-conductivity water. Range ± 1,000 mV (± 1,500 mV) Also for low-conductivity water BNC or …

Dosing pumps and measuring systems › Products and fields of application

… Systems Complete panel-mounted or skid-mounted systems for public and private swimming pools, cooling towers, Legionella control, production and dosing. Details → Probes and electrodes pH, Redox, amperometric cells for chlorine, conductivity, dissolved oxygen …

Also in: Principles of water treatment

Water treatment technology › All insights

… Well water Analysis and disinfection Chlorine measurement Systems Insight → Swimming pools Private swimming pools pH and disinfectants Redox, cells and DPD Insight → Swimming pools · Regulations Pools for collective use UNI 10637:2024 Closed cell and DPD Insig …

LDsCL › Applications

… acid, peroxide, ozone). Wastewater Municipal and industrial wastewater. Swimming pools Free and total chlorine, bromine, peroxide and ozone (together with chlorine). Cooling towers Disinfection with bromine or chlorine dioxide.

Also in: Measurable parameters · Free chlorine · Bromine · Hydrogen peroxide

LD Dual Parameter › Applications

… Industrial process water. Wastewater Municipal and industrial wastewater. Swimming pools Swimming pool water, with dedicated versions. Systems for swimming pools →

Also in: Main models · LDpHCL · LDRhCL

Water pH control › pH and disinfection with chlorine

… the truly disinfecting share varies considerably from one water to another. Swimming pools A stable pH close to 7.2 – 7.4 provides, for the same amount of chlorine dosed, a greater quantity of hypochlorous acid. Sodium hypochlorite contains sodium hydroxide, w …

Legionella control › Environments at risk

… and public and private water systems. Accommodation facilities (hotels, swimming pools), healthcare facilities (hospitals, care homes, nursing homes) and industrial facilities (cooling towers) require particular attention and appropriate treatment. Showers and …

LDsETORB2 › Applications

… water circuits Domestic water circuits. Industry Industrial process water. Swimming pools Swimming pool water. Wastewater Municipal and industrial wastewater.

Dosing pumps

… and air-operated pumps for chlorine, acids, caustic soda and other chemicals, swimming pools, cooling towers and industry. Advice and installation by Giemme.

MAX5

… pumps. Discontinued The MAX5 has been replaced by the Centurio PRO and, for swimming pools, by the Centurio POOL: up to 10 channels, touch screen, Ethernet, Wi-Fi and Modbus as standard. Centurio POOL Centurio PRO Details Request a quotation MAX5discontinued C …

LDLOG › Applications

… and cooling towers Industrial process water and cooling tower circuits. Swimming pools and wastewater Public swimming pools and pools for collective use, municipal and industrial wastewater.

ECL free chlorine

Open amperometric cells for measuring free chlorine, suitable for swimming pool water: they provide the measurement directly in mg/l. Versions for fresh water and seawater. Range 0 – 10 mg/l Organic and inorganic free chlorine Fresh water or seawater Flow stab …

ETORB2 turbidity

… light scattered at 90° and the nephelometric principle, for drinking water, swimming pool water and process water. Scratch-resistant sapphire glass optical window and water-jet self-cleaning ensure accurate measurements over time. Range 0/40 – 0/400 – 0/4,000 …

Centurio PRO › Dedicated versions

… software and equipment dedicated to individual applications. Compare Centurio POOL For public swimming pools: free, total and combined chlorine, pH, Redox and temperature; make-up water, drain, dechlorination, flocculant and pool loads. Centurio POOL → Compare …

Controllers › Controller range

… and TCP/IP as standard. 10 channels Touch Details → Compare Multiparameter for swimming pools Centurio POOL Multiparameter controller with touch screen for public swimming pools and pools for collective use: free, total and combined chlorine, pH, make-up and d …

Self-venting pumps

… air bleed The V and VMS series with automatic air bleed pump head, for swimming pools and for residential, healthcare and industrial applications. The V and VMS Series → KA and KMSA Series with automatic air bleed The K and KMS series with automatic air bleed …

SCL cells › Bromine

SBR Bromine Continuous measurement of bromine in swimming pools, spas and cooling towers.

Also in: Ozone

LOTUS EASY, MINI, MAXI and ULTRA › Why chlorine dioxide

… supply network storage tanks, in hot water systems of hotels, hospitals and swimming pools, in industry (washing of bottles, fruit and vegetables, cooling towers), in livestock farming and in agriculture. Insight: the disinfectants used → Rapid and persistent …

Also in: Applications

LOTUS AIR › Why chlorine dioxide

… supply network storage tanks, in hot water systems of hotels, hospitals and swimming pools, in industry (washing of bottles, fruit and vegetables, cooling towers), in livestock farming and in agriculture. Insight: the disinfectants used → Rapid and persistent …

Also in: Applications

Velon Series › Stepper motor peristaltic technology

… essences in saunas and Turkish baths, or pH regulator and disinfectant in swimming pools and hot tubs. TPV peristaltic tube The tube is made of TPV, an elastomer compatible with most chemicals, which retains its elastic properties even after millions of compre …

Also in: Dosing modes

Chlorine dioxide › Where it is used

Domestic hot water Heating systems of hotels, hospitals, care homes and swimming pools, where hot water circulates continuously and the risk of Legionella is high. Legionella control → Drinking water Water storage tanks of large public installations and treatm …

LDspH › Control principle

For wastewater, domestic water, drinking water, process water or swimming pool water: the required pH is set and the system maintains it automatically. Insight: controlling the pH of water → 1 Continuous measurement The electrode continuously detects the pH of …