Upper-room Ultraviolet Germicidal Irradiation (UVGI): What You Need to Know Before Buying

Kathleen Brown | November 22, 2022

Heightened interest in indoor air quality is coming from all corners of public and environmental health, including the CDC and the White House, creating a renewed focus on alternative methods for “air cleaning” or disinfection technologies. Improving indoor air quality is a worthwhile goal, but implementation must be done carefully and without harm. Generally, the...

Dead Legs in Water Systems Can Lead to Live Legionella: A Cost-prevention Feature Can Create Difficulties in Hospitals and Other Building Types

Kathleen Brown | August 19, 2019

Design engineers and building owners should take notice: small features intended to prevent headaches down the line could be increasing their risk of waterborne infections. Many building systems are designed to allow for future expansion, which can lead to “dead legs” in domestic plumbing and heating, ventilation and air conditioning (HVAC) systems. This extra piping...