This premium 12 inch wide natural bristle bare surface floor brush is ideal for vacuuming all types of bare surface floors, including marble, hardwood, tile, linoleum, laminate, parquet, and can even clean low pile rugs. The bristles are made from natural horse hair which provides a very soft brush which will not scratch even high gloss floors such as marble. The 90 degree swivel neck makes maneuvering around furniture, or underneath tables incredibly easy. The diameter of the swivel neck measures 1.25", which will fit nearly every central vacuum system on the market, including; NuTone, Beam, VacuFlo, Hayden, CenTec, Electrolux, Dirt Devil, Hoover, MD Manufacturing, and many others. It also works with many stand alone vacuum cleaners such as Dyson, Hoover, Bissell, Eureka, and all other brands which use a 1.25" diameter hose or wand. Risk free money back guarantee on size, fit and quality.