Additional Details ------------------------------ Product description: The Centra Micro Filtration Exhaust Dust Bag can be added to any central vacuum unit's exhaust that is vented indoors. It will collect any fine dust particles that might escape through the filter. This filter fits on the exhaust of your central vac and captures tiny particles from escaping into the air. This filter fits onto the exhaust with a 90 degree sweep elbow. Fits all Central Vac Systems-Universal Filter including Electrolux, Hayden, Titan, Kenmore, Royal, Eureka and more. NOT TO BE USED WITH CYCLONIC STYLE OR BAGLESS SYSTEMS. THIS WILL BLOCK YOUR MOTOR EXHAUST AND MAY DAMAGE YOUR SYSTEM! Part#: FI-3000