Sun Filtration manufactures high quality liquid Filtration products. Sunfil offers Polypropylene, Polyester, Nylon Monofilament Mesh (NMO) filter bags for various industrial liquid filtrations.SUNFIL Filter bags are SewnWelded construction. Welded Filter bags are double protecting from damage in seems. Bottom seems are 100% welded both strong and flexible allows the filter bag to confirm to the shape of the retainer basket creating support as differential pressure builds. Welded construction completely eliminates unfiltered liquid bypass from occurring due to needle holes.