It would need somewhere around 4 000 and 7 000 psi.
How many psi needed to clean siding.
Unlike cars you won t scrape away the finishing of the wood furniture.
A washer with a psi rating of 1000 to 1500 is usually quite sufficient for washing siding.
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.
These pressure washers put out 2800 psi and higher at 3 to 4 gpm.
This pressure is more than a garden hose.
More pressure is certainly useful in some situations but it s also more dangerous.
There are also professional cleaners that will do the cleaning for a fee.
Vinyl siding is one of the easiest materials to clean with mild detergent moderate pressure a white fan tip.
All pressure washers can rip through flesh at close range and more pressure increases the potential hazard.
Best for home and shop use these sturdier more powerful units make it easy to clean everything from exterior siding and fences to walkways and driveways.
A pressure washer needs water too.
All the pressure washers with 2 3 gpm have at least 2 600 psi.
That s good enough to wash away the sticky molds and the stubborn grime that you ll find even in the inner creaks of your wooden furniture.
On the contrary this pressure is too less to clean parking areas stained with tar.
If you have a two story house a high volume gas pressure washer fitted with a special nozzle will allow you to clean the upper areas while standing on solid ground.
If you are truly that desperate to clean the siding off in mid winter then you will need to make the effort to deal with turning the water on and off anyway.
However keeping the second story siding clean can be a difficult task without the right equipment and using a ladder or scaffold to reach high places can be dangerous.
A 1 500 psi unit might indicate a high pressure to a homeowner for cleaning decks and siding.
Fortunately pressure washers have made cleaning hard to reach places like this easier and safer than ever.
A machine with a psi of between 1 300 and 1 600 is desirable in cleaning most siding materials including vinyl siding.
It is recommended that you get a machine with a pressure level of around 2500 psi with around 2 0 gpm.
For around the yard chores like stripping a deck degreasing equipment or washing siding 1 300 to 1 600 psi is plenty.
Heck some might even choose 3 stories if they could.
Pressure washing machines can be bought online or in retail stores or rented from local equipment rental companies.
Commercial grade pressure washers are included in this group starting at 3100 psi.
You will want a power cleaner with at least 2 3 gpm.
To rent or buy.
And it uses a fair amount of water.
