A pressure gauge is a tool for measuring the condition of a fluid (liquid or gas), as it is specified by the force that the fluid would apply, when at rest, on a unit area. The high-pressure gauges are color-coded red.
AC Coil Cleaner - Condenser Coil CleanerExternal Condenser – Coil Cleaner & Brightener Acid
WESTRON Com Koil cleans and brightens condenser coils fast by removing dirt, oxides, corrosion and other contaminants.