- ISO9001 and ISO14001 Certified Air filter manufactuer
-12 year experience in air cleaning solution
-Clean room workshop
-A variety of air filter
Large air flow; Low resistance; Washable, long service life;
Elementary filtering for central air condition(AHUs) and home air condition; Acid resistance, ventilation with alkali filtering.Filter dust, be widely used in Fan Unit,
diffuser and the indoor equipments with the large
air flow, also applied to the pre-filtration of the air
condition system and the cleanroom.
nylon mesh air pre filter
Outside Frame: aluminum alloy or nylon mesh
Media: PP, PA, PE material
Inside frame: galvanized or stainless steel
EN779 class: G3,G4
Width × height × depth
|GN||595 × 595 × 10 / 21
595 × 495 × 10 / 21
595 × 295 × 10 / 21
495 × 495 × 10 / 21
Protection via 2 grids
Progressively built-up termal bonded polyester fibre
Application: Prevention of dust and dirt build up on heating/cooling coils within
Frame: Mill-finished aluminium profile.
Media: Polyester fibre.
EN 779:2002 filter class: G3, G4.
ASHRAE 52.2:2007 filter class: MERV 6, MERV 7.
Recommended final pressure drop: 250 Pa.
Temperature: 80ºC – 100ºC maximum in continuous service.
Holding frame: Type 8.
Fire rating: DIN 53438 class F1.
Q1: Whats the MOQ?
A1: The MOQ is 5pcs.
Q2: Can I make other different size?
A2: Yes, custom size is available
Q3:Can you send samples?
A3: Yes, we can send you sample for evaluating, free or not depend on products.
Q4: What s the payment terms can you accept?
A4: T/T, L/C, Western Union.
Q5: How about the shipment?
A5: By sea, by air or by express, according to Qty and your demand.
Q6: How long is the lead time?
A6: About 3-10 days.
Q7: Are you a factory or trading company?
A7: Surely professional factory, set design, manufacturing &sale in one, you can get best factory quote from us.
Q8: What information should I provide if inquiry your air filter?
A8: Size, efficiency, filter frame, media, application, type etc. So that we can offer you exact quote.
How to contact us
Dongguan ZHUOWEI Purification Technology Co.,Ltd
Tel: +86-769-854-405-38 Ext. 807
Mobile: +86 150 9807 2722