Details:  

Ideal pressure washer to work with : 

- 1/4" NPT, 3/8" NPT : 4 GPM - 3000 PSI, or more

- 1/2" NPT : 25 GPM - 2000 PSI, or more

- 3/4" NPT : 40 GPM - 2000 PSI, or more

- 1" NPT : 50 GPM - 2000 PSI, or more

• Use 35° back jets for regular propulsion and maximum discharge.
• Use 15° back jets for rapid propulsion and maximum discharge. 
• Ice jetter nozzles have 3 front jets acting as ice crushers. (See photos)
• Ice jetter nozzles size start at 1/4" NPT