New Unicel 6CH-940 Waterway Vita Aber Spa Filter Replacement Cartridge 6CH940 Media Area 45 sq ft, 6" OD, semi circular handle Top, 1.5'' SAE Bottom, 8 1/4" Long, AK-9019 Baleen Filters are made from Durable and Efficient USA Made Reemay Fabric - Washable Fabric Extends Your Filter's Life 45 sq. ft. Front Access Skim Filter for American, Bullfrog, Jacuzzi Premium, Leisure Bay, Spas Direct, Viking, replacement of Unicel 6CH-940, Pleatco PWW50P3 Baleen Filters Top:semi circular handle Bottom: 1.5'' SAE Guaranteed Perfect Fit - Extremely Durable - Wash & Reuse - Most Energy Efficient - Withstands High Pressures & Temperatures