Professional roof cleaning service in Seattle - moss removal with pump sprayer treatment

    Roof & Gutter Cleaning in Seattle

    Moss removal, roof treatment, and gutter cleaning across North Seattle and the Eastside.

    Get a fast quote

    5.0 Google rating
    233 reviews
    12-month guarantee
    Moss-free
    Licensed & insured
    $1M liability coverage

    Roof & Gutter Cleaning

    Roof before and after moss removal

    Roof Cleaning

    From $499

    Moss removal and treatment. Gutter cleaning included.

    12-month moss-free guarantee
    Gutters before and after debris removal

    Gutter Cleaning

    From $250

    Gutters cleared, downspouts flushed, and roof debris blown off.

    Debris cleanup included

    More Exterior Cleaning

    All services

    Real Results

    Before and after photos from Seattle ProWash jobs.

    Metal Roof Cleaning - Seattle

    Seattle, WA

    Moss Removal + Roof Treatment
    Seattle metal roof after professional moss removal and treatment - clean and restored
    Seattle metal roof before moss removal treatment showing heavy moss growth and discoloration
    Before
    After
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    Metal Roof & Skylight Cleaning - Bellevue

    Bellevue, WA

    Metal Roof Cleaning + Skylight Clean
    Bellevue metal roof and skylights after specialized cleaning - restored to original condition
    Bellevue metal roof with debris and weathering before professional cleaning
    Before
    After
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    Rooftop Deck Soft Wash - Seattle

    Seattle, WA

    Deck Membrane + Parapet Wall Soft Wash
    Same Seattle rooftop deck after soft washing - clean membrane and spotless white walls
    Seattle rooftop deck before soft washing - algae streaks on parapet walls and dirt buildup on the membrane
    Before
    After
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    Asphalt Roof Moss Treatment - Seattle

    Seattle, WA

    Roof Moss Removal + Treatment
    Seattle asphalt roof after professional moss removal and protection treatment - fully restored
    Seattle asphalt roof heavily covered in moss and debris before professional treatment
    Before
    After
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    Dylan Thornsberry, owner of Seattle ProWash, standing in front of the company truck in Kenmore WA

    Dylan Thornsberry

    Owner & Founder

    Meet Dylan

    I'm the owner of Seattle ProWash, based here in Kenmore. My goal is simple: protect your home and do work you'll feel good recommending.

    Our Story

    Get a Fast Quote

    Tell us what needs cleaning. Dylan will call or text about your quote.

    Roof cleaning from $499. Gutter cleaning from $250.

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    Frequently Asked Questions

    Serving North Seattle & the Eastside

    Based in Kenmore and serving nearby communities.

    Kenmore

    Seattle

    Bellevue

    BothellKirklandShoreline
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