Washable Electrostatic Air Filter, 16x16x1, Polypropylene, MERV 5, 241 sq ft Media Area/ OVERALL LENGTH: 15.500 INCHES NOMINAL OVERALL HEIGHT: 15.500 INCHES NOMINAL OVERALL THICKNESS: 0.750 INCHES NOMINAL END ITEM IDENTIFICATION: CONTRACTOR LOGISITC SUPPORT MODEL M871, 30-FOOT TRAILER, LAUNDRY ADVANCED SYSTEM (LADDS), NSN 2330-00-122-6779 CONTRACT DAAK60-97-C-9222 TM 9-3510-122-24P SPECIAL FEATURES: POLYPROPYLENE MEDIA