Sentences with phrase «several of the air filtering»

It combines several of the air filtering methods described above, including activated carbon, zeolite, and HEPA technology to eliminate the most pollutants.

Not exact matches

We've tried several filters over the years and I've given my review of the best air and water filter options we've found.

While Detachable storage rack for metallic structure and Air filter and method of constructing the same add to the series Exploits made within the constraints of several patents licensed by the... [read more»]

Designed by a team from Air Quality Solutions Ltd. the biowall is composed of several varieties of native and exotic indoor flowering plants that are snuggled into their own individual pockets in a blanket of special planting material that allows water to filter through the plant roots.

B) For the ice cores the progressive closing of the diffusion paths between the surface and the «air bubbles» of a layer of the firn is tantamount to a temporal low - pass filter which smoothes the transitions faster than several centuries (in Antarctica where the precipitation of ice is a few mm / year, it's the time it takes for some 50 m of water to accumulate).

Lead - safe work practices include using appropriate respirators, sealing off work areas with several layers of heavy - gauge plastic, wetting surfaces to reduce dust, and thoroughly cleaning up, first with a high - efficiency particulated air (HEPA) filter - equipped vacuum and then a detergent - based water solution.