Summer heat and cold water temperatures: keeping below 20°C
Hot weather warms cold water pipes and tanks towards the range Legionella likes. Why it happens and practical fixes to keep cold water cold.
Legionella advice, in plain English
Practical guides for landlords, managing agents and anyone looking after a building's water. What the law actually asks of you, what the jargon means and what to do next.
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From the blog
Holiday lets and Airbnb: do you need a Legionella risk assessment?
Short-term lets sit empty between guests, which is exactly what Legionella likes. What hosts need to do and how to keep it simple.
Legionella in care homes, schools and dental practices
Care homes, schools and dental surgeries each have their own Legionella risks. What's different about each and what inspectors tend to look for.
TMVs and Legionella: getting the balance right
Thermostatic mixing valves stop scalds but create a short run of warm water. How TMVs fit into Legionella control and why servicing matters.
Positive Legionella sample result: what happens next?
A positive Legionella result is worrying but manageable. What the numbers mean under HSG274, who to tell and how to get the system back under control.
Cold water tank inspections and remedials: what we look for
What happens during a cold water storage tank inspection, the faults we find most often and the remedial works that put them right.
Dead legs and little-used outlets: a practical flushing guide
Stagnant water is where Legionella gets going. How to spot dead legs and little-used outlets, how to flush them and when to remove them.
What's in a Legionella written scheme of control?
Your risk assessment says what could go wrong. The written scheme says what you'll do about it. Here's what a good one contains.
Reopening a building after closure: getting the water safe
Water that's sat still for weeks is a Legionella risk. A practical guide to flushing, checks and sampling before you reopen an office, shop or school.
HMO licensing and Legionella: what councils expect
Applying for or renewing an HMO licence? Here's how Legionella fits in, what councils commonly ask to see and how to keep shared bathrooms low risk.
How often should a Legionella risk assessment be reviewed?
There's no fixed expiry date on a Legionella risk assessment, but there are clear triggers for a review. Here's what ACOP L8 says and how to plan it.
Do landlords need a Legionella risk assessment?
Yes, landlords have a legal duty to assess and control the Legionella risk in rented homes. Here's what the law says and what's involved.
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