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Water Treatment for Closed Heating and Cooling Systems (BG 50/2021)

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Water treatment is essential in closed heating and cooling systems for the avoidance of biofouling, corrosion and scale. This second edition supersedes BG 50/2013 Water Treatment for Closed Heating and Cooling Systems.

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In closed heating and cooling systems, water treatment comprises a number of techniques, including:

  • Pre-treatment of fill water
  • Removal of dissolved gases
  • Chemical water treatment
  • pH management
  • Solids removal and filtration
  • Galvanic anode cathodic protection / electrochemistry
  • Bacteria and biofouling inhibition by biocides

Water treatment is essential for the avoidance of biological fouling (biofouling), corrosion and scale. This second edition supersedes BG 50/2013 Water Treatment for Closed Heating and Cooling Systems

This guide is intended for use by facilities managers and the maintenance staff (including water treatment companies) responsible for looking after the completed systems once a building has been handed over. It is consistent with BSRIA BG 29/2021 Pre-commission cleaning of pipework systems and BS 8552:2012 Sampling and monitoring of water from building services closed systems. Code of practice.

The technical content of the publication has been written with the help of a steering group, including representatives from the British Chemicals Association (BCA), the Closed Systems Control Association (CSCA), the Industrial and Commercial Heating Equipment Association (ICOM), the Institute of Corrosion (ICorr), the Institute of Workplace and Facilities Management (IWFM) and the Water Management Society (WMSoc).

Branded Hard Copies of BG 50/2021

Demonstrate your company's commitment to best practice by ordering bespoke hard copies of BG 50/2021. Featuring your logo and the words 'Presented by' on the front cover, branded hard copies will make a strong statement (and a nice gift) to your clients.

Product details

  • Published: November 2021
  • Publisher: BSRIA
  • Author: Dr Pamela Simpson
  • ISBN: 978-0-86022-788-5