Used in the plastic and dry chemical industry to unload covered hoppers. This unit is the go between from the manifold hoses connected to the covered hopper and the storage silos. Available in 1/64 (S) and HO. Model has feed from manifold hoses underground, so modelers should run the end of the manifold for the hoses underground as well, or cut the feed line and make a connection with a 90 elbow.
HO use 3/32 (Evergreen 223) for supply to silos, pair.
1/64 (S) use 5/32 (Evergreen 225) for supply to silos, single.