over 2000+ reviews! 
– Most Reviewed In The Pacific North West!
Trusted Roof, Gutter, Window & Pressure Washing — Backed by 2,000+ 5-Star Reviews
Serving the Pacific Northwest for 15 years
From Queen Anne’s historic homes to Capitol Hill’s vibrant neighborhoods and West Seattle’s waterfront views, Seattle properties face constant exposure to rain, moss, and pollution. Johnny Tsunami offers comprehensive exterior cleaning to protect your investment and enhance curb appeal.
Our soft wash treatments remove moss without damaging shingles.
Essential in Seattle’s rainy climate to prevent overflow and water damage.
Enjoy crystal-clear views of the skyline, Puget Sound, or Mount Rainier.
Safely remove mold, algae, and city pollution from siding.
Refresh sidewalks, patios, and driveways for a polished look.
We serve the entire Seattle area, including:
Roof cleaning in Seattle typically ranges from $400 to $900 depending on the roof size, moss buildup, pitch, and accessibility. We offer free quotes and honest pricing — no hidden fees.
Yes — our crew is trained to navigate compact lots and city access points.
Yes. Our Tsunami Soft Wash System uses eco-friendly detergents and low pressure to safely clean siding, trim, and even windows without damage to paint, wood, or landscaping.
Absolutely — we have maintenance packages for quarterly, biannual, or annual cleanings.
We do. Many Seattle homeowners choose bundled services — like roof + gutter cleaning or house wash + windows — to save time and money. Ask about our maintenance plans for recurring discounts.
In a wet and moss-prone climate like Seattle, we recommend gutter cleaning at least 1–2 times per year and roof moss treatment every 1–3 years, depending on tree coverage and roof type.
Yes — Johnny Tsunami is fully licensed, bonded, and insured in Washington. Every technician is trained, background checked, and covered so you can feel confident and protected.
Rain, moss, and grime don’t stand a chance — schedule your Seattle exterior cleaning today.
