Great for those allergy and asthma sufferers - Meets stringent OEM standards | | Quality product at reasonable price - Durable materials offers long use life | | Compatible Electrolux Models: 1717C, 1747, U111A, 3000, 3500, 3500SR, U110P, U155D, U155C, DII, 4000, 6000, U112B, U112C | | This is a generic product designed and engineered in the United States by ZVac. This is not an OEM product and is not covered under any manufacturer's promise | |