Wash Plants Show only new/used equipment: Show All New Used McLanahan 36x27 Fine Material Double Screw Washer Unit #1350 McLanahan 44in x 33ft Fine Material Double Screw Washer Unit #1223 Eagle Iron Works 36x18 Single Screw Coarse Material Washer Unit #1533 GreyHawk GH1000 Dry Polymer Mixing & Injection System Unit #1237