The POLYESTER Needle Felt SINGED Filter Bags (Model: PE025S1PFWFB) by Hayward Industrial Products are crafted for high-performance filtration. These bags feature a welded construction with a polypropylene flange and handles, providing robust durability for industrial use. Made from high-quality polyester, they deliver excellent filtration efficiency, making them ideal for various applications including liquid filtration in chemical and water treatment processes. Designed to fit standard filter systems, these bags comply with industry standards, ensuring reliable performance.