Choosing one that suits your needs is no rocket science but one has to understand the basic concept of gallons per minute or gpm and pounds per square inch or psi.
Is 1500 psi enough to clean concrete.
Experts say that 3000 psi and 5 gpm should be used at a minimum to clean concrete effectively.
However we observe that a psi of 4500 is ideal for typical concrete flooring.
A 1 500 psi unit might indicate a high pressure to a homeowner for cleaning decks and siding.
One can also use a pressure washer to clean concrete.
Small electric pressure washers may not be a good option for cleaning hard surfaces like concrete if they don t have enough psi to tackle those greasy stains.
Apart from that your yard external walls and concrete driveway will definitely need something in the 2000 psi range.
Nothing more powerful is needed for household maintenance.
They pump out 2 000 to 2 800 pounds per square inch psi of water pressure vs.
The maximum pressure washer you should use around the home should be between 3 000 and 3 500 psi.
This pressure is more than a garden hose.
The exact or a range of psi required is what the pressure washer psi chart reveals.
The pressure put out by a power washer is measured in psi pounds per square inch and the psi requirements can vary based on what you re aiming to clean.
On the contrary this pressure is too less to clean parking areas stained with tar.
Cleaning concrete requires a good flow rate and a decent amount of pressure.
1 000 to 1 800 psi for electrics allowing gas models to clean a grimy concrete patio three times faster than the.
Almost all contractors agree that 3000 psi is more than enough for almost all concrete cleaning while the gallons per minute recommended varies.
Concrete floor or stucco.
A driveway made of asphalt.
For example it ll take a lot less pressure to clean dust and salt from your vehicle than it will take to clean oil stains from your garage floor.
But if you re going to clean the patio or deck then 1500 psi may not be ideal for the task at hand.
Here s an approximate list of psi you need to clean different house objects.
Usually concrete flooring would be around 8 inches so a psi 3500 to 4000 is good enough.