A resin trap filter is a safety device installed in water filtration systems to prevent the loss of ion exchange resin, activated carbon, or sand media. Typically made from stainless steel wedge wire, these strainers provide durability and high filtration precision, making them ideal for industrial water treatment applications. ✔ https://www.wedgewire-filter.com/news-stainless-steel-resin-trap-strainer.html