Sentences with phrase «biological filtration systems»

Not exact matches

Also has its own sealed environment with air filtration systems against chemical biological and nuclear contamination powered by a seperate Diesel engine.

Switching to a biological treatment process from the carbon filtration system of treating sewage, which was recommended in 1977 when the plant was built, could cost $ 100 million.

The company EcoVerde, by Mexican Humberto Uribe Luis Lobo, designed a new filtration system that removes odor and other pollutants from wastewater through a biological process based on bacteria that feed on hydrogen sulfide, a substance characterized for a rotten egg - like stench.

These systems need time to mature and generate the proper level of biological filtration that can support a heavy fish load.

It is best to employ a flow - through filtration system with a series of in - line vats or tubs all connected to a central sump with good biological filtration.

LIFEGARD ® AQUATICS offers life support systems for salt or freshwater use in large or small aquariums, including mechanical, chemical, and biological filtration units and ultraviolet sterilizers.