PP melt blown filter with special surface treatments such as orange peel like surface and furry surface, to improve the flow rate or dirt holding of the filters, good for heavy duty sediment filtration.
Pleated filter cartridges jointed to rubber DOE gaskets, with 2.5" or 4.5" diameters, with or without net, usually for swimming pool water filtration or as sediment filter at POE end. Manufactured in China.
B series carbon block filter cartridges is ordinary carbon block filter cartridges with white plastic caps and black gaskets, usual sizes are 2.5"x10" and 2.5"x20", suitable for water treatment and industrial use, it's the budget series of carbon filter from SF's factory in China.
Water filter replacement melt blown sediment filter cartridge works as first stage of 3-stage water filter as sediment filter, it is a slim melt blown filter with threaded or double O-ring caps, we're OEM supplier of this water filter, customized caps and sizes available.