Hongkong Yaning Purification industrial Co.,Limited
Manufacturer of Clean room equipment for more than 19 years, Product quality is flawless, and customer service has no complaints.
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Yaning pleated filters are extremely versatile allowing installation in virtually any application or
air-handing system. They are widely used in build up filter banks, central station air handlers, rooftop units and side
access housing.
Pleated air filter commonly used as prefilters to protect and extend the life of the final filter in a housing
unit. The use of a prefilter is highly recommended as the easiest and most economical way of improving final filter performance.
| Classification of coarse and fine filters according to EN 779 and EU 4/5 | |||||
| Type of filter | EN 779 | Avg. arrestance with | Avg. opacimetric | Final pressure drop | Class Eurovent 4/9* |
| synthetic dusts | efficiency | Pa | |||
| Am% | Em% | ||||
| Coarse | G1 | Am < 65 | 250 | EU 1 | |
| G2 | 65 < Am < 80 | 250 | EU 2 | ||
| G3 | 80 < Am < 90 | 250 | EU 3 | ||
| G4 | 90 < Am | 250 | EU 4 | ||
| Fine | F5 | 40 < Em < 60 | 450 | EU 5 | |
| F6 | 60 < Em < 80 | 450 | EU 6 | ||
| F7 | 80 < Em < 90 | 450 | EU 7 | ||
| F8 | 90 < Em < 95 | 450 | EU 8 | ||
| F9 | 95 < Em | 450 | EU 9 | ||
Am = Average arrestance referred to the Weight/Gravimetric method
Em = Average efficiency referred to the Colorimetric/Opacimetric method
* According to the EUROVENT 4/5 classification that does not specify the final pressure drop.
Reliability
Reliability depends on the longevity of the product. All our products come with a 5 year warranty. You can count on our expertise to deliver quality and on our commitment to provide you with innovative solutions for your application. Our teams are renowned in the industry for their dedication. You can rely on us to support you if unexpected problems occur.
Responsiveness
If you have specific needs, expectations and priorities – we respond to these needs and define with you the best possible solutions for your business.
Service partner
Our goal is to be a business partner that delivers customized service solutions that improve your operations. Our measure of success is the loyalty of our customers year after year, decade after decade.