Scotty Hand Pump and Back Pack # 4200-DECON

4200-DECON Scotty Hand Pump and Back Pack with 4003 MX Air Aspirating Nozzle The Scotty 4200-DECON is a professional Hand Pump and Backpack system that can be used to apply any kind of water based or liquid de-contamination product. Its features include: a comfortable handgrip attached to a brass tube piston shaft, an inner brass sleeve; fully protected by an outer ABS plastic sleeve and a special, medium expansion air-aspirating nozzle. The hand pump can be "field-stripped" for cleaning without the need of any tools. Made from corrosion-proof materials, it only requires an occasional application of lubricating grease or vaseline on the piston O-ring at the end of the piston shaft. The 5 gallon (19 Litre) backpack features a 4” Filler Port with a removable debris screen, a pull-tab is mounted on each side of the pack to assist opening bag during filling, a standard ¾" garden hose thread Outlet Port, 2” wide high strength Nylon webbing shoulder straps (backpack style), protective shoulder pads and a quick release buckle across the chest. For large quantity orders, a number and or logo can be imprinted onto the back-pack."