Items tagged with ANTI-SCALE DEVICES Files

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Anti-scale devices: Efficiency (NT VVS 126)

NT VVS 126

  • The objective of the test method is to test the efficiency of anti-scale devices. The efficiency is determined by measuring the amount of scale on a heating element in a water heater equipped with treated water compared with the amount of scale on a blind installation without water treatment.

Nordtest

Nordtest is a trademark of Nordic cooperation in conformity assessment. The emphasis of Nordtest is to develop, promote and innovate Nordic test methods and pre-normative activity. Nordtest endeavours to remove technical barriers to trade and promotes the concept: “Approved once, accepted everywhere”.