Do you have an older Ridgid vacuum? Not a problem! Purchase the RIDGID 2-1/2 in. Diffuser Accessory (CLICK HERE) and use the red tab adapter that comes with it to connect your vacuum to your Dustopper. Be sure to save the diffuser for future use. For the pickup hose, you may need to purchase a new hose to fit the input port of the Dustopper. CLICK HERE FOR THE HOSE