Between July and September of 1994 technicians in the clinical microbiology laboratory of Wilford Hall Medical Center at Lackland Air Force Base in Texas found Aspergillus niger in 17 clinical samples submitted for 15 patients at the hospital. This caused a great deal of consternation for two reasons: 1. The incidence of Aspergillus niger … More
Archives for November 2009
Building owners obtain points in LEED system with proper filtration. The Leadership in Energy and Environmental Design (LEED) Green Building Rating System represents the U.S. Green Building Council’s effort to provide a national standard for what constitutes a “green building.” It is a design guideline and third-party certification tool that has become increasingly popular over … More
It is important to understand what a MERV (Minimum Efficiency Reporting Value) means when it comes to air filters. This article explains how a MERV is calculated and gives information on how it should be used to evaluate air filters.
What is the right filter for your job? Today, more than ever, there are a large variety of filter choices for every application. Filters come in a wide range of efficiencies, pressure drops, depths, media types and methods of filtration. There are filters that will withstand very wet environments as well as filters designed for … More