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SMURF-like people! Open letter to delegates of the RSPH ‘Water Safety – It’s choice, not chance’ meeting 03/02/2016

Open Letter by Dr B. Bedford PhD Legionella Control ProEconomy Ltd Tel.: +44(0)1525 854111 E-mail: Dr John Lee, of Leegionella Ltd, recently gave an interesting presentation entitled ‘Managing water safety: pros and cons of different treatment regimes’ at the RSPH ‘Water Safety – It’s choice, not chance’ meeting, showing a shocking photograph of a […]

Posted on February 26, 2016

Temperature Control Methods – Why these should be 1 of the 7 Deadly Sins

Legionella Pneumophila Legionella pneumophila is a disease-causing microorganism, which is ubiquitous in water systems and can infect people, being particularly dangerous for hospital patients that have a compromised immune system. This microorganism is well known for causing Legionellosis (Legionnaires’ disease and Pontiac fever). L. pneumophila and other species of the genus Legionella thrives in temperatures between 20 […]

Posted on January 25, 2016

Interview with Prof K. Clive Thompson on the new code of practice for the sampling and monitoring of hot and cold water services in buildings

The new standard BS8554:2015 (Code of practice for the sampling and monitoring of hot and cold water services in buildings) was published last month. This was a long awaited publication (by us at least), which gives more clarification in regard to the issue of which copper and silver neutralising agent to use when sampling water […]

Posted on November 30, 2015

Our new ProEconomy Newsletter

Issue 1 of the new ProEconomy Newsletter was published recently – Link. – We aim to keep you up-to-date on a monthly basis with what we do, new scientific articles we come across and the articles we publish in this blog, of course. The first issue reports the news of the installation of the Orca […]

Posted on November 20, 2015

ProEconomy Exhibit at IHEEM 2015

Thank you all who visited our new stand at Healthcare Estates Annual Conference – IHEEM 2015 in Manchester last week. We really enjoyed the event and meeting new people and catching up with some established contacts and customers. We also enjoyed meeting a few of you in the after-event drinks we organised at The Brewdog. […]

Posted on October 26, 2015

ProEconomy Exhibiting at IHEEM 2015

ProEconomy is going to be at the IHEEM Annual Conference, from Tuesday to Wednesday, 20-21 October 2015, at Stand: D43, next to the VIP area. Healthcare Estates is a unique event that consists of the IHEEM Annual Conference, Awards Dinner and the UK’s largest trade exhibition for the sector. Please come and see us […]

Posted on October 16, 2015

Controlling biofilms and pathogens in water systems

Biofilms are layers of microbial cells that become attached to surfaces submerged in water. Legionella is one of the important bacteria species that contaminate water systems from public water supplies and borehole waters, and colonize these systems from biofilms, where they are protected from disinfection. In fact, biofilms play an important role in the spread […]

Posted on October 8, 2015

What is the latest thing in Legionella and Pseudomonas control?

Easy to use software monitors risk assessments and flushing of low-use water outlets to help fight Legionnaire’s Disease and Pseudomonas. “I’d totally recommend it, without hesitation! I love L8guard!”

Posted on September 22, 2015

Viable But Not Culturable (VBNC) state of pathogens in water systems – is this important? Open Letter to Professor Hans-Curt Flemming

Professor Hans-Curt Flemming, from the University of Duisburg-Essen, Germany, recently gave an interesting presentation entitled ‘Are my bacteria really dead?’ at the IBBS meeting (, suggesting that bacteria, such as Legionella spp. and Pseudomonas aeruginosa, in water systems may be in a Viable But Not Culturable (VBNC) state when exposed to biocides. He basically said […]

Posted on September 21, 2015

A beer contest with a difference – would you taste a beer made from wastewater?

Treated Wastewater After multiple steps of disinfection, treated wastewater is usually released back into the water cycle via the nearest body of water, many of which supply the water to reserves for everyday human uses. However, by the use of suitable technology, it is possible to reuse sewage effluent straight from the works. This is […]

Posted on September 7, 2015

ProEconomy's reputation speaks volumes and the Orca system is highly regarded by those who have installed it.