The AllPoints Foodservice Parts & Supplies 1021197 is a Permadrain® Floor Drain Strainer designed for efficient drainage in commercial settings. This dome-shaped strainer measures 4" in height and has an outer diameter of 5-1/2". Made from durable blue plastic, it is built to withstand the rigors of foodservice environments. The product includes two 3" gaskets and a 6" mounting screw with a square bit, making it compatible with 4" floor sinks and drains. This strainer effectively prevents debris from clogging drains, ensuring smooth water flow and maintaining hygiene in your establishment.