VB33 Unloader 21 gpm 4500 PSI 195 Degree MAX 1/2" FPT In / Out DRAIN HOSE ASSEMBLY We always recommend that you 6474 Size:3/8" FPT place less stress on 1"

We always recommend that you utilize a 3/4" ID water hose fill or garden hose to allow maximum flow

Outlet port: 1/2" MPT

Install the chemical injector at least 3' away from the unloader to prevent back-siphoning of chemicals into the internal components of the unloader

you need a 4500 psi and higher rated jump hose

a restriction causes a vacuum which allows the detergent to be drawn through the hose barb when a large orifice nozzle is used

VB33 Unloader 21 gpm 4500 PSI 195 Degree MAX 1 2" FPT In Out DRAIN HOSE ASSEMBLY We always recommend that you 6474 Size:3 8" FPT place less stress on 1" We always recommend that you utilize a 3 4" ID water hose fill or garden hose to allow maximum flow Outlet port: 1 2" MPT