Usually concrete flooring would be around 8 inches so a psi 3500 to 4000 is good enough.
How much psi do i need to clean vinyl siding.
As concrete is much stronger than wood and your car you might need a stronger psi for cleaning.
Some good vinyl sider cleaner solutions include.
Pressure washing machines can be bought online or in retail stores or rented from local equipment rental companies.
When cleaning vinyl siding remember to thoroughly rinse away any residue as you go.
Pressure washers save a lot of time and energy and produce clean results but can also damage siding and cause more problems if used incorrectly.
All the pressure washers with 2 3 gpm have at least 2 600 psi.
A machine with a psi of between 1 300 and 1 600 is desirable in cleaning most siding materials including vinyl siding.
After checking for all possible exterior home damage knowing what to look out for and starting on a minimal pressure level from a safe distance you will be ready to power wash your vinyl siding.
Make sure to use an environmentally friendly cleaning concentrate that is safe for siding landscapes windows and sidewalks.
70 water 30 white vinegar makes a great all purpose vinyl.
Do not use a pressure washer on vinyl in below freezing temps.
You don t need to clean the siding so often that you need to do this in the winter anyway.
To pressure wash vinyl siding start with a low pressure setting like a psi between 1 300 and 1 600 and increase it as necessary to remove stubborn dirt and grime.
To rent or buy.
Gas pressure washers usually range from 2000 4000 psi and cost more than electric.
Now the psi that you re going to use for your concrete flooring will really depend on the thickness of the concrete slabs.
Try to hold the nozzle straight or at a slight downward angle to avoid getting water behind the siding.
Vinyl siding is one of the easiest materials to clean with mild detergent moderate pressure a white fan tip.
Anything more than 2000 psi isn t necessary if you are pressure washing at a higher psi watch your window seals the siding sliding down out of position.
You will want a power cleaner with at least 2 3 gpm.
Gas will give you more power but you really only need 1300 to 1600 psi for most exterior cleaning needs including vinyl siding.
The psi is irrelevant for this job because the nozzle and how far you hold the wand from the surface will determine it.