G4 Coarse Air Filter

Application

The G4 plate type coarse air filters are mainly for filtering particle ranging from 1 micron to 10 microns in size, its filtering efficiency are within to 40 to 60%, suitable as air conditioning coarse air filter, or preliminary filter for medium efficiency air filter and HEPA, to prolong the their shelf.

Parameter

Filter classification	Size (mm) LWH	Air quantity (m³/h)		Resistance (Pa)		Filter element surface area (m²)
Filter classification	Size (mm) LWH	Standard	Large air quantity	Standard	Large air quantity	Filter element surface area (m²)
G4	290×595×23	600	1200	20	60	0.40
	493×341×23	550	1100			0.39
	493×366×23	625	1250			0.43
	493×391×23	650	1300			0.45
	493×493×23	800	1600			0.56

Features

The G4 coarse air filter does not contain chemical adhesive, do not burn easily when in contact with fire, heat resistant up to 100℃.
The air filter can perform well even after multiple washing, thus saving cost.

Founded in 2013, Walson is a specialized manufacturer of high quality air filter products, supplying complete air filtration solutions. We design and produce air filters suitable for household use, industrial ventilation, automated conditioning filtration, and odor removal. You will find our outstanding air filtration products in centralized air conditioner air inlets, household air purifiers, hospital air filtration systems, industrial cleanup equipment, and factory air treatment systems. OEM and ODM services are available upon request. We have a long cooperative relationship with Cado from Japan and Purafill form the US.