Dr Leonard’s Healthcare Corp. has the best deals on your Accelerator Men’s Vacuum System. Great Selection and Outstanding Prices Every Day! SHOP NOW AND SAVE!.Troubleshoot any central vacuum system or get help diagnosing a system. Includes de.ed solutions. MD Central Vacuum manufactures quality products, and provides professional help and parts..With the Hide A Hose patented central vacuum system you will never need to carry or store bulky vacuum hoses. Simply pull out the amount of hose you need from the inlet valve, connect your cleaning wand with attachment and begin vacuuming..Pipes and Ports. The central vacuum system pipe links the power unit to the ports or inlet valves in the wall. The ports are connected to the hose and control the suction needed to clean any surface..