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→Construction, operations and maintenance: metering pump
[[Image:safe_water_systems_icon.png|right|80px]]
[[Image:NaDCC.jpg|thumb|right|200px|NaDCC tablet]]
Most users cannot determine the dosing quantity themselves; proper use requires simple instructions from the manufacturer. Users often use less than the recommended dose to save money.
Metering pumps as [[Dosatron]] can be used to perform proportional dosing
====Manufacturing====
===Manuals, videos, and links===
* [http://fieldresearch.msf.org/msf/bitstream/10144/618835/1/FRC+Op+Guidance+Briefing+Note+%28Nov+2016%29.pdf Operational Guidance Briefing Note: Evidence-based Free Residual Chlorine (FRC) Targets]
* [http://www.hydrachem.co.uk Hydrachem Ltd.]
* [http://www.cawst.org CAWST (Centre for Affordable Water and Sanitation Technology)]