MESH TYPR GREASE FILTER;ALUMINUM, 16" X 20" X 2";Withstands commercial kitchen wear.;No grease drippings onto grill.;Recommended by insurance companies.;Sanitary - easy to clean & maintain.;Efficient air flow.;Design traps 98% of foreign matter.;Protects blower system & motor.;Rust Proof-Aluminum.;Rugged Construction - lightweight.;Approved by N.Y.C. Bureau of Stds. & Appeal, ;Cal No. 10-60 SM.;Meets requirements of NFPA Standards No. 90A & B, but;does not meet NFPA96 Standards.