WATERRO PANEL 150 PSI pressure gauge. The WATERRO PANEL 150 PSI pressure gauge is designed to monitor pressure in reverse osmosis and water treatment systems. It is suitable for installation in the system panel for visual pressure monitoring. Technical specifications: Product — WATERRO pressure gauge; Model — PANEL; Pressure range — 0–150 PSI; Application — reverse osmosis and water treatment systems. Main advantages: PANEL pressure gauge; pressure range up to 150 PSI; designed for visual pressure monitoring; suitable for reverse osmosis systems; suitable for water treatment equipment.