Pressure washing in San Diego. The first step of any paint job, or a standalone refresh.

Yes, if done at the wrong pressure with the wrong tip. A proper technique uses a 40° tip on stucco and 25° on concrete, holding the wand 12–18" off the surface, and never a zero-degree tip on a home. Pressure-washing damage is almost always a sign of a DIYer or a rushed crew.

Most do soft-washing on asphalt shingle roofs to kill mildew and algae streaks, using low pressure, high-volume sodium hypochlorite solution, then a rinse. They generally don't pressure-wash tile roofs (too easy to chip) or older wood shake (splits the shakes).

Contractors wet landscaping before starting and rinse after, which dilutes any cleaning solution to below the plants' tolerance. For sensitive plantings, they cover with tarps. If the job needs a strong solution (heavy mildew), they coordinate with the homeowner on any plants of concern.

Yes, we pre-treat with a degreaser, let it dwell, then hit it with the surface cleaner. Most stains come out completely. Long-set stains (months+) sometimes leave a ghost that fades further over weeks. We'll tell you honestly before we start whether it will come fully clean.

Yes, always included in exterior painting at no extra cost. Standalone wash is only billed separately if you want the pressure wash without the paint.