Tag - why use hepa filter

traffic-related pollution may be causing asthma

As cities grow larger and larger, so does the number of cars, motorcycles, and trucks jamming up our roadways. To anyone who’s been stuck in traffic behind an 18-wheeler spewing black smoke, it is no surprise that pollution from vehicles can irritate the nose and lungs. For people with asthma or other respiratory system diseases, the particles emitted by vehicles can lead to trouble breathing, trigger attacks, and cause serious complications such as bronchitis.  Is traffic causing child asthma? Most [...]

Debate over whether should schools use air purifiers

With the repeat occurrence of smog in China, many parents call for installation of air purifiers in classrooms. Some parents even offered to pay for the purifiers. However it is refused by school authorities. It has caused hot debate over whether air purifiers should enter schools. Experts say air purifiers on the market are mostly designed for homes or offices. It still needs evaluation to know if it is useful in classrooms. Education authorities in Shanghai said they will coordinate [...]

Home air purifier why use hepa filter?

Guangzhou Olansi has conducted testing and research on several models of home air purifiers and filters, using a specialty laser particle counter to measure the percentage of particles removed from the air. Here are the key fact you need to know about HEPA technology and its use in air purifier and HVAC filters. Why HEPA? High-Efficiency Particulate Air (HEPA) Filters are proven to be the most trusted filter technology on the market. The key to HEPA Filters is its tightly woven [...]