| Type | Jumbo Relieving |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Dixon Valve & Coupling Co | DIX P8A-860A | 1" Series-1 Combination Unit w/ Auto, Metal Bowl w/Sight Glass P8A860A |
| | Dixon Valve & Coupling Co | DIX P8A-860M | 1" Series-1 Combination Unit w/ Manual, Metal Bowl w/Sight Glass P8A860M |
