Before & After: Real Exterior Cleaning Results

Years of needles packed between every rib, then the same waterfront roof back to gleaming green

Moss lines in every shingle seam - the classic PNW pattern - then the same roof clean and treated

Oxidation and dark streaks scrubbed off the gutter faces — back to bright white without repainting

Grimy tile patio restored to its original color in a single visit

Green algae streaking washed off multi-story siding with our low-pressure process

Concrete cleaning for driveways, walkways, stairs, and entry areas with moss and staining

Every job ends with a full rinse-down — plants and beds protected, property cleaner than we found it

Needles blanketing every panel, then the same roof spotless - deep green restored

Needles and moss cleared, then treated — one visit from buried to protected

Complete gutter cleaning with brightening service, restoring exterior to like-new appearance

Dusty stamped-concrete stairs and pathway washed back to their original color

Film and grime cleaned off the array — clean panels simply produce more power

The truck you'll see in your driveway — lettered, loaded, and ready

Dust and buildup washed off - deep, even color restored across the panels

Moss haze across the ridge line, then freshly treated - the treatment does the rest over the following weeks

Professional gutter cleaning removing debris, leaves, and buildup for proper water flow

Rust staining and grime lifted off this rooftop entertaining space — furniture-ready again

Soft washing for siding and exterior surfaces with a gentler process than high-pressure cleaning

Owner-operator Dylan Thornsberry treating a property with a backpack pump sprayer.

Moss and debris cleared from every seam with our finish-safe process

Full clean and treatment, documented from the same angle before and after

Professional gutter cleaning transformation removing organic buildup and debris

Dark, grimy courtyard pavers brought back to a bright, even finish

Exterior cleaning for siding, trim, soffits, and hard-to-reach areas around the home

Clearing organic debris off a roof before treatment. Always included with a roof clean.

Standing seam metal roof cleaned of organic debris, staining, and buildup

Debris cleared and preventative treatment applied across the whole roof face

Professional gutter brightening service restoring gutters to original color and brightness

Weathered deck boards cleaned back to their rich original color

Pressure washing setup ready to go at a residential property.

Metal roof cleaned and brightened with careful detail around seams and skylights

Debris removed and treatment applied edge to edge in a single visit

Complete gutter cleaning service with roof blow-off removing moss and debris

Rooftop patio pavers cleaned to remove dark buildup, grime, and organic staining

Heading up to inspect and clean a residential roof.

Finished black metal roof project with a clean surface around skylights and forested rooflines

Heavy moss along the full ridge line cleared and treated

Concrete patio cleaned section by section for a brighter and more even finish

On the roof getting the job done. We harness up and work safely on every roof.

Professional metal roof cleaning removed staining and organic buildup to restore the roof's appearance

Overgrown and debris-covered to cleaned and treated — the full restoration documented

Pressure washing removed organic buildup from patio surfaces and restored a cleaner finish

Seattle ProWash professional equipment and truck

Complete metal roof restoration with moss removal treatment

Roof debris and moss removed from asphalt shingles to help prevent buildup and roof damage

Professional pressure washing for patios, walkways, and other hard surfaces

ProWash truck responding to service calls throughout the Seattle area

Professional metal roof cleaning with skylight cleaning

Complete roof moss removal and protection treatment showing dramatic transformation from heavy moss coverage to clean roof

Professional residential cleaning services

Intensive metal roof cleaning showing the process and dramatic results

Professional metal roof cleaning removed oxidation and staining to restore original shine

Experienced and professional cleaning technicians

Professional roof cleaning specialist at work

Professional equipment preparation and safety procedures

Complete metal roof restoration with moss removal treatment

Safety-first approach to all roof and exterior cleaning

Professional metal roof cleaning with skylight cleaning

Professional jobsite setup and service delivery

Intensive metal roof cleaning showing the process and dramatic results

Professional roof cleaning specialist at work

Severely moss-covered asphalt roof before treatment

Dramatic transformation after professional moss removal and cleaning

Professional asphalt roof cleaning with complete debris and moss removal

Full roof moss treatment removing years of moss and organic buildup

Professional team member applying moss treatment to asphalt roof

Professional moss removal on asphalt shingle roof with gentle treatment

Professional roof moss treatment application in action

Professional asphalt roof cleaning transformation with moss removal