Delivery Time:10-20 working days according to the QTY
Certification:CE/ROHS

Ventilation system Pre air filter Customized Size

Features:

1. Cheap price, washable, cyclic utilization, save budget

2. Robust delicate aluminum alloy frame; or economic paper frame;

3. Anti-acid, anti-alkali

4. Long service life, light weight, easily to install

Technical parameters:

Dimension (mm)	Efficiency	air flow VS pressure drop (m³/h / Pa )	Media Area / m2
295*595*46	G4	1500/80	0.5
495*495*46	G4	2300/80	0.7
595*595*46	G4	3200/80	1.0

Pressure drop range: ±15%

According to clients` requirements offer different specifications

Applications:

Pre filter for the air ventilation system, new fresh air system, window, air diffuser, and other equipments that offer quite large air flow, especially for some occasion like acid and alkali environment.

Description:

the HVAC pre filter are mainly used in air ventilation system, AC system and so on, it`s the first stage of filtration. by adding the pre filters can enlarge the service life of pocket filters and HEPA filters. it`s very important to replace pre filters in time.

For different environment, we recommend different frame material, for example, the aluminum alloy frame pre filters can be used in high moist situation because it`s anti rust.

for normal dry situation, paper frame is good enough.