Experts say that cleaning concrete often requires having a pressure washer of a minimum of 3000 psi as well as a flow rate of 5 gpm.
Psi needed to clean concrete.
Arguably cleaning concrete is one difficult task.
Almost all contractors agree that 3000 psi is more than enough for almost all concrete cleaning while the gallons per minute recommended varies.
What size pressure washer do i need to clean concrete.
Cleaning concrete requires a good flow rate and a decent amount of pressure.
A 1 500 psi unit might indicate a high pressure to a homeowner for cleaning decks and siding.
This pressure is more than a.
As concrete is much stronger than wood and your car you might need a stronger psi for cleaning.
The exact or a range of psi required is what the pressure washer psi chart reveals.
Choose the tip with the widest angle that still gets the job done to prevent degrading the surface of the hardscape.
Now the psi that you re going to use for your concrete flooring will really depend on the thickness of the concrete slabs.
After all hard surfaces are always tricky to free from dirt and grime.
A pressure washer with about 3 gpm and 3000 psi is ideal for most concrete and brick cleaning jobs.