Oil Filled Vacuum/Pressure Gauge - Bottom Mount - 1/4" MNPT PSI:0-3500 Timers are also essential for

Timers are also essential for many hydroponic system applications

Increases heat and stress tolerance

• Size: Fits standard Langstroth deep hive boxes

3 micron Ultimate vacuum with gas ballast: 6 micron Inlet/Outlet connection: KF25/NW25 Flange Oil Volume: 2L/2

This hemispherical reducer has a built-in filter plate that is welded flush with the top of the reducer

Oil Filled Vacuum/Pressure Gauge - Bottom Mount - 1/4" MNPT PSI:0-3500 Timers are also essential forOil Filled Vacuum Pressure Gauge The Oil Filled Vacuum Pressure Gauges have internal parts that are permanently lubricated to assist in smooth movement and fine tuning of the needle. All models are bottom mount with a 1 4" MNPT brass connection. All positive pressure is measured in both PSI and Bar. Negative pressure is measured in inHg and Bar. BVV Gauge TDS