Principal, Subordinate and Tertiary return loops – What does it mean? Are these Sentinels?
In 2014 the HSE released update legionella guidance including HSG274 Part 2. Within this document there was updated guidance on...
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Watermark Compliance Ltd
Who am I?
Hi, I am Mark Halliday the Director of Watermark Compliance Ltd. I have worked in the water hygiene industry for over 22 years. I started as a Service Technician and worked up to becoming a Technical Manager for a leading water hygiene & consultancy company in 2008.
In 2014 I created Watermark Compliance Ltd, as being fully independent allows me to give impartial advice.
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