EN 779:2002 CLASSIFICATION SYSTEM

The EN 779:2002 classification system (comprising groups F and G filters) has been changed to three groups (F-,M- and G-filters). Filters found to have an average efficiency value of less… Read more

HEPA FILTER UPGRADE IN AIR HANDLING UNITS, THINGS TO PAY ATTENTION

Recently, after the new type of coronavirus epidemic, we are getting questions about installing HEPA filters in air handling units of commercial and public build- ings such as offices, schools,… Read more

CAN HEPA FILTER CAPTURE THE CORONAVIRUS?

Regarding the Coronavirus (COVID-19) epidemic, the most common question asked about filtration is that “Can HEPA Filter capture the viruses?” The answer to the question; Yes, HEPA Filters captures the… Read more

Chemical Filtration

Airborne pollution sources are various which can be from natural sources like volcanos, thermal sources, pollens, sand storms and from industrial life like factories, automobile emissions, jet fuels, garbage dumps… Read more

HEPA Filters

HEPA filters used in clean rooms and related test standards. Prof. Dr. F. Taner Özkaynak ABSTRACT Usage of HEPA filters in cleanrooms is increasing rapidly, especially in the applications concerning… Read more

Mechanism of Air Filter

Filters have different effects that help to catch dust. These; •Impingement •Interception •Diffusional effect •Straining Impingement: Impingement is the mechanism by which large, high-density particles are captured. As the dust-laden… Read more