| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Dixon Valve & Coupling Co | DIX D18-04M | 1/2" Combo Unit w/Manual Drain Transparent Bowl & Guard (150 SCFM) D1804M |
| | Dixon Valve & Coupling Co | DIX D18-04MMB | 1/2" Combo Unit w/Manual Drain Metal Bowl w/Sight Gauge (150 SCFM) D1804MMB |
