![Info on this old Hoover U4521? Came with my apartment, in working order and good condition. Some searching seems to show it's possibly late 80s vintage. Dunno how these models are regarded Info on this old Hoover U4521? Came with my apartment, in working order and good condition. Some searching seems to show it's possibly late 80s vintage. Dunno how these models are regarded](https://i.redd.it/info-on-this-old-hoover-u4521-came-with-my-apartment-in-v0-zf9zybacqqa91.jpg?width=3000&format=pjpg&auto=webp&s=b1ca2c2180c3f3ce0c71f385a989aabd3f410c89)
Info on this old Hoover U4521? Came with my apartment, in working order and good condition. Some searching seems to show it's possibly late 80s vintage. Dunno how these models are regarded
![New Hoover Convertibles, New Shelton Wet/Dry 10 Gallon Doubledecker | The Macklowe Collection | | Sotheby's New Hoover Convertibles, New Shelton Wet/Dry 10 Gallon Doubledecker | The Macklowe Collection | | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/f73b5ba/2147483647/strip/true/crop/1475x2000+0+0/resize/2048x2777!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2F07%2Fa4%2F8002685143dea2214cedc8de424a%2F1243n10382-bh3p2-t1-06.jpg)
New Hoover Convertibles, New Shelton Wet/Dry 10 Gallon Doubledecker | The Macklowe Collection | | Sotheby's
The Eardly T. Petersen Company - A 35-year old Hoover Convertible Upright vacuum coming in for service. I cannot tell you how many hundreds and hundreds of these we serviced back in
![Mid Century Hoover Yellow Convertible Upper-right Vacuum Cleaner - Model U4089 for sale online | eBay Mid Century Hoover Yellow Convertible Upper-right Vacuum Cleaner - Model U4089 for sale online | eBay](https://i.ebayimg.com/images/g/b2wAAOSwzhRjwwa1/s-l225.jpg)