https://www.yssupply.com/product-page/zurn-z1072-2-2-zshield-barrier-trap-seal-device
Zurn Z1072-2 2" ZShield Barrier Trap Seal Device | ysplumbingsupply
Z1072-ZShield? Barrier Trap Seal Device for Floor Drains is for use with drains to minimize trap evaporation.
trap sealzurnbarrierdevice