- Watchdog Oil Dryers contain a 1″ NPT port for easy installation on ANSI and API pumps
- Desiccant cartridges change from orange to dark green color to indicate when replacement is required
- Cartridge replacement is simple and takes less than one minute
- Engineered polymer provides high temperature rating and excellent corrosion resistance
- Multiple purpose – serves as a viewport, a fill port and an oil dryer
- Operating Max Temperature: 325ºF (160ºC)
- Material: Polysulfone or glass and steel
