Bag Filter Housing marketed by us, is perfect for filtering water and corrosive chemicals or acids that are compatible with PP in home and industrial settings. This is the container that surrounds your filter cartridge and controls the direction of water flow. This is lightweight, simple to assemble and disassemble, and affordable. Bag Filter Housing is typically used as the first stage of filtration. It does this by removing debris, sediment, and particulates larger than 5 microns. This is economical and safe to use.