Questions tagged [pressure-washer]

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what chemical to use for power washing a brick wall

I am cleaning the exterior brick wall. The power wash takes away most of what appears to be a green algae. But close to the ground the stuff does not come off easily. There are also some brown stain ...
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0answers
45 views

What's this exterior wall treatment and how should I paint it?

I need to paint the exterior walls of this house, but I am not sure what is the material of the walls. I know this type of houses came from Finland to to south of Argentina because they are excellent ...
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1answer
31 views

Soft washing vs pressure washing-cleaning gable siding

I have a older pressure washer that I was getting ready to put into use. Its primary use right now will be cleaning gable siding on a brick house. I've done some reading and I am sort of confused. The ...
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3answers
643 views

Safety equipment for a pressure washer

I'm planning to use a pressure washer for the first time, as a "once off" task, to clean and remove caked-on and ground-in mud, dirt and debris from rebar and concrete beams, before I pour concrete ...
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1answer
58 views

Is detergent tank necessary for pressure washer?

Why do some pressure washers come with a detergent tank, and others do not? If a pressure washer does not have a detergent tank, does that mean you cannot use soap/detergent with it, only water? For ...
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1answer
43 views

1~60 Hz can be used as 50~60 Hz?

I purchased a pressure machine of KARCHER for car wash purpose from Saudi Arabia. In the catalogue it is written 1~60Hz whilst in Pakistan 50Hz cycle is used. The question is if the 1~60Hz unit can ...
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1answer
89 views

Help with hiring pressure washing service

I need to get my 2400 sq.ft., 2-story house pressure washed, and had a few services visit the house to provide quotes. The quotes are widely different so I need some advice to decide. Service A said ...
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1answer
66 views

What is the minimum flow required for a pressure washer?

I would like to buy a Karcher pressure washer and connect it to a spring water source, not city water. I didn't measure the throughput yet, but it is less than city water for sure. I would like to ...
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2answers
862 views

how long to wait for re-painting one side of fence after pressure washing the otherside which is unpainted

It hasn't rained much this summer, and not any in a week. Today, I've prepped (sanded, brushed off, wiped down with a damp sponge) the painted side of a 1x6 cedar privacy fence, which was last painted ...
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1answer
105 views

What is the practical limit to the wand length for a pressure washer?

The task involves pressure washing soffits that are 25-30 feet above ground level. Is there a practical limit to the length of wand? Any lessons-learned or pitfalls to avoid are appreciated.
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1answer
3k views

How long can I leave a wood fence after pressure washing, before staining it?

If I were to pressure wash my fence in mid-spring, could I leave it and not stain it until fall? The reason I ask is I have the time to wash the fence and my house, but I probably couldn't stain it ...
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5answers
3k views

Cleaning and staining a fence with segments of different color and age

I have a fence that I share with my neighbors and I have a couple of questions related to how to properly clean and stain this fence. You can see it in the picture below. There is another segment ...