Question 1

What can you pressure wash?

Accepted Answer

Driveways, decks, siding, fences, patios, vehicles (low pressure), outdoor furniture, boats, and most outdoor surfaces.

Question 2

What should you not pressure wash?

Accepted Answer

Windows, asphalt shingles, painted siding (gentle), electrical components, mortar joints, soft wood, and people or pets.

Question 3

What PSI pressure washer do you need?

Accepted Answer

Light cleaning: 1300-1900 PSI. Most home tasks: 2000-3000 PSI. Heavy duty/concrete: 3000+ PSI.

Question 4

Can you pressure wash a car?

Accepted Answer

Yes, but use low pressure (1200-1500 PSI) and a wide spray pattern. Stay 12+ inches from the surface.

Question 5

How do you clean a deck with a pressure washer?

Accepted Answer

Use 1500-2500 PSI on wood. Hold 12 inches away. Move steadily in the direction of the grain. Apply deck cleaner first.

Question 6

What detergent should you use in a pressure washer?

Accepted Answer

Use only detergents specifically designed for pressure washers. Regular soap can damage the pump.

Question 7

How do you remove oil stains from concrete?

Accepted Answer

Apply degreaser, let sit, then pressure wash on high. Multiple treatments may be needed.

Question 8

Can you pressure wash vinyl siding?

Accepted Answer

Yes, but use medium pressure and a wide spray pattern. Spray downward to avoid forcing water behind the siding.

Question 9

How often should you pressure wash a driveway?

Accepted Answer

Annually for most homes. More often if you notice oil stains or mildew.

Question 10

What is the best surface cleaner for pressure washing?

Accepted Answer

Surface cleaner attachments work great on concrete and pavement, providing even cleaning without streaks.

Question 11

Can pressure washing damage your house?

Accepted Answer

Yes, if used incorrectly. Wrong pressure, wrong angle, or wrong distance can damage siding, paint, and mortar.

Question 12

How do you pressure wash a wood fence?

Accepted Answer

Use 1500-2000 PSI, hold 18 inches away, work in the direction of the grain. Apply cleaner first for best results.

Question 13

Should you pressure wash before painting?

Accepted Answer

Yes. Pressure washing removes loose paint, dirt, and mildew, providing a clean surface for new paint to adhere to.

Question 14

Can you pressure wash brick?

Accepted Answer

Yes, but use low pressure (1500-2000 PSI). High pressure can damage mortar joints.

Question 15

How do you clean a pressure washer after use?

Accepted Answer

Run clean water through it for 1-2 minutes. Drain water from pump. Store in a dry place to prevent damage.

Pressure Washing FAQ