We have everything you need to install a central vacuum or retrofit your old one. Two inch outer diameter thin wall PVC vacuum pipe (and fittings) are standard in 99% of installations. If you have smaller pipe, there are pipe adapters below. Use standard PVC glue for pipe and fittings.
*Note: Smart Vacuum is a registered trademark of Smart, not M.D. Manufacturing, Inc. Products sold by M.D. Manufacturing, Inc. are not from Smart Vacuum but are designed to complement a Smart Central Vacuum. Therefore, parts and products carry warranties from MD Manufacturing and not Smart Vacuum and thus may alter the warranty provided by Smart Vacuum.