A biofilter is a bed of media on which microorganisms attach and grow to form a biological layer called biofilm. Biofiltration is thus usually referred to as a fixed–film process.

In 1953, the first biofilter was implemented using microbiological growths in soil beds to control sewage odor in Long Beach, California, USA. The patent was issued for the method to …

Aug 1, 2025 · Discover how biofiltration systems harness natural processes to purify air and water, offering a sustainable solution for diverse environmental challenges.

Apr 24, 2025 · A biofilter is an environmental construction that utilizes living microorganisms to remove contaminants from wastewater. Biofilters can be categorized into several types, …

To develop a successful biofilter, a proper and appropriate selection of biofilter media is needed. It must provide a proper nutrient-rich environment for the growth of microorganisms and for easy …

Nov 3, 2025 · Essential Components of a Biofilter A functional biofiltration system requires three main physical elements: the filter media, a containment structure, and a delivery mechanism.

Suitable biofilter media have the ability to retain moisture to sustain biofilm layer and retain capacity of nutrient supply to microbes that form active biofilm.

Water coming out of a biofilter typically undergoes disinfection prior to entering drinking water distribution pipes or being released to the environment as wastewater effluent.

a water distribution system where the wastewater is spread uniformly over the surface area of a biofilter the filter media itself, which can be any assortment of high surface–area devices

Dec 27, 2024 · This technology involves passing contaminated air or water through a biofilter, a medium filled with microorganisms such as bacteria, fungi, and protozoa, which degrade and …