Pressure Washer Nozzle Size Calculator

Determine the proper nozzle size by the pressure washer s gpm gallons per minute at a specific psi.

Pressure washer nozzle size calculator.

To find the correct nozzle size you need to know the flow of your system and the pressure you wish to achieve. Enter your units flow in gallons per minute in the pump flow box. Please note that nozzle fan degree does not effect nozzle size selection. Pressure washer rotary nozzles act as a zero degree tip that sprays in a circualar motion.

Choosing a nozzle with too large of an orifice will reduce operating pressure. Follow this column down until you find the gallons per minute rating of your pump. If the nozzle size is too small your equipment can be damaged. This is actually the most important factor as the incorrect size would affect the pressure and either reduce it or even break the.

Rotary nozzles are great for use on stubborn stains wall cleaning paint stripping and more. The spray pattern usually covers an area anywhere from 3 8 inches depending on how far the lance is from the surface. Using the calculator below enter your rated gpm and psi of your pressure washer. Having a pump of 200 l min at 1540 bar a 6 rear jets nozzle and a 10 pressure loss it is possible to calculate holes diameter as follows.

This chart will assist you with the selection of the proper nozzle size. P 150 bar 10 pressure loss 135 bar. 200 l min 6 holes 33 3 l min for each hole. Pressure washer nozzles sizing chart.

Turbo rotary nozzle tips. If the nozzle size is to large your cleaning ability will be reduced. To use the nozzle size calculator. To match the nozzle orifice to your systems requirements begin by finding the psi rating on top.

The required nozzle orifice size will be shown in the nozzle size box. I know how confusing it must be selecting the proper pressure washer nozzle size. Most in gallons per minute and pressure output. Select the type of unloader on your unit.

Use the calculator to properly size the nozzle for your machine. Choosing a nozzle with too small of an orifice will limit water flow and possibly create an excessive load on the machine. A nozzle sized too small can create too much pressure overloading the pump and possibly causing engine or electrical issues. Proper nozzle size is important to get the most from your pressure washer.

Example 2 58 would round to the nearest half size we offer which is 2 5. The incorrect size would affect the pressure and either reduce it or even break the machine. Once the nozzle size has populated round to the nearest available size. A nozzle sized to large will result in pressure lower than desired.

First select the column with the required pressure across the top then read down the column to find the amount of flow of your system. Click the calculate button. Now look all the way to the left and find the orifice size required by your system. We have a wide variety of pressure washer nozzles.

Nozzle tip size selection chart.