Dust Units.. Sand Ford Dust Units have been sold by us for 20 years. Sand Ford has recently changed hands and a new line of dust collectors is now offered. We still have lots of stock made to our own specification as shown on the back of our standard flyers (above)… 2HP - One  Bag  400V/3ph/50hz 3HP - Twin Bag  400V/3ph/50hz Packs of HD Bags - 25 in a box                                           © Allied Machinery Tel & Fax (9 rings): (44) 0113-2792792 Email: sales@alliedmachinery.co.uk