Fits All Central Vacuum Systems*INCLUDES ELBOW CONNECTOR
*Activac FITS ALL BRANDS AND MODELS such as Beam, Nutone, Vacuflo, Vacumaid, SilentMaster, AirVac, etc. ActiVac DOES NOT FIT "MD" with louvers around the front and back base, MD Model J requires a spigot sweep 90, Models SV and Flo-Master M92 have two exhausts requiring a spigot and regular sweep 90 and possibly other fits to allow the filters to sit upright. ActiVac does not fit AirVac all plastic models. Large homes with 30 amp units and two exhaust ports (such as SilentMaster Model S5) require two ActiVacs and more adapters. ActiVac will not work with units exhausted outdoors.
INSTALLATION: ActiVac III attaches to the exhaust port using NO GLUE. The included connector fits on TWO INCH OUTER DIAMETER plastic or metal ports. Position filter up or down.