Bag filters

Bag filters

Bag filters, or pocket filters, are used in HVAC applications as high efficiency final filters in industrial, commercial, medical and institutional applications and as prefilters in HEPA installations.

Bag filters are the most common air filters in used in HVAC applications as high efficiency filters in industrial, commercial, medical and institutional applications to improve indoor air quality and comfort. The filters in the supply air are used as first and second filter stages, either as complete filtration solutions for these applications or as prefilters for cleanroom process applications. The filters are also used in the exhaust air or in recirculation systems to protect the air handling units. Bag filters have a significantly higher dust holding capacity and longer lifetimes than most other filters.
A full size standard is: 24-inch by 24-inch (WxH) and varying depths from 12-inch to 36-inch
Frame (header frame) material: Recycled plastic or galvanized steel
Media: Glass fiber, synthetic or glass fiber/activated carbon