There has been a great deal of discussion about the accuracy of filter testing. This discussion has covered everything from materials (test dust) to methods to reproducibility and much more. But the problem with these discussions is that they do not deal with the effectiveness of filters in indoor environments. After all, particles in an indoor … More
In response to numerous customer requests Tex-Air Filters is pleased to announce that the company now has a physical presence in Dallas. The company purchased Pure Air Filter Company of Dallas and now operates out of a new location at 11251 Leo Lane, Dallas, Texas 75229. Phone numbers for this location are Office 214-247-7101 and … More
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
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
The May 2005 issue of Consumer Reports presented new concerns about ionizing air cleaners (ionizers). The magazine reported the results of tests they had conducted with 5 ionizers including the Ionic Breeze sold by Sharper Image, the market leader. Other units tested included the Brookstone Pure-Ion, the Ionic Pro, the IonizAir and the Surround Air. … More
This recent study provides some insight into the relationship of indoor air quality and respiratory health. It is clear that higher indoor air pollution leads to an increase in the severity of asthma symptoms. But do we really know any more about what leads to the problems and what to do about it?
You’ve got mold! Well, guess what? So does everybody else. Mold is ubiquitous. It is in every breath that we breathe. It is the one thing that is in the “pollen count” for most areas of the world every day. While some types of mold are allergenic for some people and mold has been linked … More
There are few places where indoor air quality (IAQ) is of greater concern than hospitals and other healthcare facilities. Proper air filtration including filter selection, installation and maintenance plays an important role in this area. This article will focus on the requirements for central ventilation filter selection in healthcare facilities, show how proper installation is … More
Does a Recent Analysis of BASE Data Really Show a Connection Between Synthetic Air Filters and Building Related Symptoms?