Cen-Tec Systems 99702AM Electric Hose, 35' Hose Sock is 100% Cotton Universal hose end insures compatibility. Hose Handle is flush mounted. (Made in USA) Compatible with major brands of central vac, including Beam, Nutone, Electrolux, Hayden, VacuMaid, Aggressor, Vacuflo, MD, Canavac, Cyclovac, Air Vac Comes applied with SmartShield antimicrobial spray The Antimicrobial Spray bonds with the surface of the attachment, creating a microscopic layer of organic bristle shafts proving inhospitable to mold, mildew and bacteria The antimicrobial spray is EPA registered and is odorless, colorless and will not wash off under normal use; It protects the tool for a year or more.