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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

The New Code of Practice For The Sampling and Monitoring of Hot and Cold Water Services in Buildings

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). It clarifies which copper and […]

Posted on November 30, 2015

The New ProEconomy Newsletter Is Here!

  Issue 1 of the new ProEconomy Newsletter was published recently. We aim to keep you up-to-date on a monthly basis with what we do, new scientific articles and our blog articles. The 1st Issue Of The New ProEconomy Newsletter The first issue reports on the installation of the Orca at Churchill Hospital (part of John […]

Posted on November 20, 2015

ProEconomy Exhibit at IHEEM 2015

ProEconomy were at the IHEEM 2015 Annual Conference, from Tuesday to Wednesday, 20-21 October 2015, at Stand: D43, next to the VIP area. What Is Healthcare Estates? 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. The IHEEM 2015 Thank […]

Posted on October 16, 2015

Controlling Biofilms and Pathogens In Water Systems

What Are Biofilms? 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. They then colonize these systems from biofilms, where they are protected from disinfection. In fact, biofilms play an important […]

Posted on October 8, 2015

Legionella and Pseudomonas control at Croydon Health Services

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?

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 ( This suggested 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. Basically Professor […]

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

Silver – an interesting element with many uses

The Benefits Of Silver Silver is a precious metal and the benefits of silver are endless. Due to unique properties, such as high thermal and electrical conductivity, silver became very useful for industrial and electrical applications. Furthermore, properties such as malleability, lustre and being unreactive make it an attractive metal for uses such making jewelry, […]

Posted on August 17, 2015

Copper – an essential micronutrient for plants and humans, but deadly to microbes!

Copper is a trace element, of which we need around 1.2 mg per day.

Posted on July 17, 2015

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