Zenport Industries products

NH3 "Ammonia" Pressure Gauge: 2.5" case diameter, 1/4 NPT, botton connection, stainless steel case and bezel, PC window, stainless steel internals and connections. Grade "A" Accuracy (1.6%)

Protect your delicate back and bottom mount pressure gauges. Gauge protectors are built to cushion shock due to rough handling. Fits snugly around the gauge to help keep it working and reading properly, even when mishandled. Provides openings for back and bottom mounting gauges. Features a top opening for liquid glycerin pressure gauges.

Zenport BLPG100 Zen-Tek 0-100 PSI Back Mounted Liquid Glycerin Pressure Gauge. 0-100 psi Glycerin `Liquid` Filled Pressure Gauge: 2.5" case diameter, 1/4 NPT, Back Connection, ABS case, 372 plastic window, brass internals and connection. Grade `A` Accuracy (1.6%)