a technician pressure washing siding
Your Home's Exterior, Cleaned Down to the Surface
Remove a full season of built-up grime from your driveway, sidewalks, and siding
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Serving the Pacific Northwest since 1985
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Electric Equipment Compliance
4.9
3113 Reviews
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See If We Serve Your Neighborhood
5-Star Service. Proven Results.

Expert Pressure Washing

Serving the Greater Seattle & Portland Area

After a wet Pacific Northwest winter and spring, driveways, walkways, and siding collect months of algae, mildew, dirt, and organic staining that regular cleaning can't remove. AA Window, Roof & Gutter Cleaning's pressure washing service clears it all out before it has a chance to work its way into surfaces and cause lasting damage.

  • Removes algae, mildew, and embedded grime from concrete and pavers
  • Restores the appearance of home siding without damaging materials
  • Reduces slip hazards on sidewalks and walkways
  • Protects surface materials from long-term organic buildup

With over years of experience caring for homes across Washington and Oregon, our technicians know which pressure settings and techniques work for each surface type. Whether it's a concrete driveway, a stone pathway, or painted siding, we treat every job with the attention it deserves.

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Let Us Care For Your Home

Create a Plan That Works For You

We know every home and every homeowner is different. That's why our plans start with what you need most and build from there, so you can customize as you go.

Pressure washing pairs naturally with our other exterior services. Most homeowners combine it with gutter cleaning or window washing as part of a summer maintenance visit. Not sure where to start? We'll help you build a schedule that fits your home, your property, and your budget.

A Clean Exterior Starts at the Surface

The Pacific Northwest's wet climate creates ideal conditions for algae, mildew, and organic growth on outdoor surfaces. What starts as surface discoloration can work into concrete, pavers, and siding over time — making it harder to remove and increasing the risk of surface deterioration.

Summer is the best window to address this buildup. Drier conditions allow surfaces to dry properly after washing, and cleaning before the fall rain season arrives helps prevent growth from taking hold again before winter.

At AA Window, Roof & Gutter Cleaning, we apply the right water pressure for each surface. High-traffic concrete like driveways and sidewalks can handle more aggressive settings. Siding requires a lower-pressure approach to clean effectively without causing water intrusion or surface damage. Our technicians assess each area before starting so the right method is used every time.

Our pressure washing service includes:

  • Inspect each surface and identify the buildup type and concentration
  • Select appropriate pressure settings for the surface material
  • Pre-treat areas with heavy organic growth as needed
  • Wash driveways, sidewalks, pathways, and exterior siding
  • Clear debris and rinse the surrounding area
  • Final walkthrough to confirm results before leaving
Our Work in Action
a driveway before cleaning
BEFORE
a clean driveway from pressure washing
AFTER

Why Choose Us

We believe exterior cleaning should be done right the first time. Every pressure washing job reflects our commitment to quality, safety, and treating your property with care. Our technicians are trained on appropriate equipment use and surface-specific techniques, so nothing gets damaged in the process.

Why Homeowners Trust AA Window, Roof & Gutter Cleaning

Clean surfaces don't just look better, they last longer. In our damp, fast-changing climate, staying ahead of organic buildup is one of the most effective ways to protect your home's exterior. Here's why it matters:

  • Extends surface life by clearing algae and mildew before they cause deterioration
  • Improves curb appeal and keeps your property looking well-maintained
  • Reduces slip hazards on high-traffic walkways and pathways
  • Protects siding from moisture-holding buildup that can accelerate wear
  • Pairs with other services to make one visit count for your entire exterior

Customer Reviews

See What Our Customers Say About Working With Us

With over 2,400 Google reviews, our customer testimonials speak volumes about the quality and satisfaction we consistently deliver.

4.9
3113 Reviews
View Google Ratings
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Satisfaction Guaranteed, technician cleaning gutters on a house
5 Star Review

I've been a client of AA for a few years and Jon is absolutely amazing! He does great work and amazing communication too.

Billie & Jonathan Collins
Puget Sound
5 Star Review

Ryan is very thorough and does great work. Hopefully that is also valued by his employer.

Brad Connelly
Portland
5 Star Review

Highly recommend AA Window and Gutter Cleaning. Yaser was thoughtful, listened to my concerns, and did a GREAT job.

Lori Michutka
Puget Sound
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