Guides
Straight answers about exterior cleaning
Written to be useful even if you never hire us. Several of these tell you not to clean something, or not to hire anyone at all. That is deliberate: this trade damages a lot of property, and most of it is avoidable with one decision made correctly.
Does pressure washing damage brick?
Yes, it can, and on older brick it frequently does. The brick face itself is reasonably tough, but the mortar between it usually is not, and that is w
What is the difference between pressure washing and soft washing?
Pressure washing removes dirt with mechanical force. Soft washing removes it with a cleaning solution at low pressure. Hard surfaces like concrete wan
How often should you pressure wash a driveway?
Every 12 to 24 months for most properties. Shaded, damp and tree covered driveways need it annually. Dry, sunny, open ones can go two or three years.
Why do black streaks come back on my roof?
Because they are a living organism, not dirt. Removing the visible layer without killing the algae leaves it to regrow, which it does within a year.
Can you pressure wash a wood deck?
Yes, carefully. Timber is soft and pressure raises the grain, leaves permanent furring and can gouge boards outright. Low pressure, a wide tip, and al
How much does pressure washing cost?
Most residential jobs run between $100 and $500. A single driveway is typically one to two hours of work. We charge $99 for the first hour and $79 for
Will pressure washing remove oil stains from concrete?
Usually only partially. Oil soaks into porous concrete, so pressure removes what is on the surface and leaves what is below. A degreaser and dwell tim
What is the best time of year to pressure wash?
Spring in cold climates once de-icing season ends. The drier summer window in wet temperate climates. Autumn through spring in hot dry climates, avoid
What PSI do you need for a concrete driveway?
2500 to 3500 psi is the useful range for concrete. But flow rate in gallons or litres per minute matters as much, and using a rotary surface cleaner m
What are the most common pressure washing mistakes?
Almost all expensive damage comes from one root error: using force where chemistry was needed. Roofs, siding, timber and old mortar are where it costs