When selecting the right pressure trigger gun, it is important to know what you are looking for. A popular choice among plumbers, electricians, landscapers and horticulturalists is the High Pressure Trigger Gun. This high-performance tool helps cut down on the amount of time necessary for surface cleaning, such as removing grease from a garden hose. For hot and cold water applications as well as electric applications up to 250 degrees Fahrenheit, Helps remove hose coiling after pressure is applied, when under high pressure.