Roof Cleaning in Federal Way, WA

Second Chance Roofs provides professional roof cleaning for SeaTac homeowners dealing with moss, algae, and organic buildup.

Call (253) 929-4422
  • Removes moss and algae that trap moisture and lift shingle edges
  • Protects granule integrity so shingles shed rain as designed
  • Improves gutter and valley drainage by clearing organic debris
  • Slows regrowth with post-clean surface treatment
  • Reduces the risk of leaks reaching your underlayment or roof deck
  • Supports curb appeal and property value in SeaTac's competitive housing market
A SeaTac residential roof after professional moss and algae removal, showing clean shingles with no green growth or dark streaking. A soft-wash cleaning setup is visible at the roofline against a typical Pacific Northwest overcast sky.

Expert Roof Cleaning in Federal Way, WA

SeaTac homeowners deal with one of the most moss-prone climates in the country. Persistent cloud cover, heavy rainfall, and tree shade keep roof surfaces damp for months at a time. That moisture lets moss, algae, and lichen take hold fast, especially on north-facing slopes and shaded sections. Left untreated, moss acts like a sponge against your shingles. It lifts edges, traps water, and breaks down granules that protect your roof from rain and UV exposure. Algae leaves dark streaks that signal active surface degradation. At Second Chance Roofs, our roof cleaning service removes existing growth and treats the surface to slow regrowth. We use low-pressure soft-wash methods that clear buildup without stripping shingles or forcing water under the surface. We also clear debris from valleys and gutters so water drains freely. If you see green patches or dark streaking on your SeaTac roof, call Second Chance Roofs before the next rainy stretch makes it worse.

What's included

  • Removes moss and algae that trap moisture and lift shingle edges
  • Protects granule integrity so shingles shed rain as designed
  • Improves gutter and valley drainage by clearing organic debris
  • Slows regrowth with post-clean surface treatment
  • Reduces the risk of leaks reaching your underlayment or roof deck
  • Supports curb appeal and property value in SeaTac's competitive housing market
Owner Operated
Founded by Two Best Friends
Free Roof Inspections
24/7 Emergency Service
Licensed, Insured & Bonded
Repair-First Philosophy

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Roof Cleaning FAQ

Common questions about roof cleaning in Federal Way, WA.

Professional cleaning is the safer choice for SeaTac roofs. DIY pressure washing strips protective granules and can force water under shingles, causing more damage than the moss itself.

Moss appears as raised green or brown clumps along shingle seams and shaded sections. Dark flat streaking is usually algae, which also needs treatment to stop surface degradation.

Soft-wash roof cleaning does not damage shingles when applied correctly. It uses low water pressure and targeted solutions rather than high-pressure blasting that strips granules.

Most SeaTac homes benefit from cleaning every one to three years depending on tree cover and roof pitch. Homes shaded by firs or cedars or on north-facing slopes tend to need more frequent attention.

Yes, heavy moss buildup is exactly what we handle for SeaTac homeowners. We assess the extent of growth first and confirm whether cleaning alone is appropriate or whether shingle condition warrants a closer look.

Moss can return over time in SeaTac's damp climate, but post-clean treatment significantly slows regrowth. Routine maintenance keeps buildup from reaching the point where it damages shingles.

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What King County homeowners say.

5.0
49 Google reviews

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I reached out to Second Chance Roofs to see if they remove moss and clean gutters. My surrounding neighbors have huge pine trees all around me and I have to deal with all of the aftermath of the branches and pine needles everywhere. I also have a few soft spots on the roof after having a full roof replacement in 2019. The company that replaced my roof will not return my calls, very frustrating. Isaiah with Second Chance was great to talk with and was very knowledgeable. Their pricing is great and he was able to get me on the schedule quickly and was out within a few days. They cleaned my roof and gutters and now they look amazing again. Second Chance will be coming back to repair the soft spots soon. I highly recommend Second Chance Roofs. They are kind and compassionate and responsive. Definitely a breath of fresh air! Thank you Isaiah and team for making my roof sparkle again.

Desiree M. Google review · April 2026

Isaiah and his team were extremely informative and helped me get my roof repaired. They addressed the issues they uncovered, explained what was necessary to resolve it. They even found a hole through my roof decking that I would have never knew about and they were able to help me fix that all within a day. Very fortunate to have discovered and fixed that before the issue got even worse. They did some touch ups across my roof for any problem areas, and repaired the boots on my roof. Would highly recommend, they are extremely knowledgeable and do great work!

Elliott Chang Google review · April 2026

Isaiah and his team did an exceptional job fixing our flat roof!! He didn’t try to sell me things that weren’t needed and was quick and honest in answering my questions. I highly recommend Second Chance Roofs!!

Jim Roberts Google review · June 2026

Great crew. Honest, expedient, excellent service. Did a leak repair with a seam seal on a torch down flat roof for me. All the other bids I got wanted to push a full roof replacement. Highly recommend.

Jeff Ghramm Google review · March 2026

My family had an amazing experience with Second Chance Roofs! The crew did a fantastic job on our roof and truly exceeded our expectations. They were incredibly polite, efficient, and communicative every step of the way. We always knew what was happening, and they made the entire process smooth and stress free. The quality of their work and attention to detail really stood out and Isaiah was so helpful with quotes and financial planning. We are so grateful for their professionalism and would highly recommend them to anyone needing roofing work done!

Chomba Simuzoshya Google review · February 2026

Proudly Based in Federal Way, WA

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Hours

  • Monday 10:00 AM - 5:30 PM
  • Tuesday 10:00 AM - 5:30 PM
  • Wednesday 10:00 AM - 5:30 PM
  • Thursday 10:00 AM - 5:30 PM
  • Friday 10:00 AM - 5:30 PM
  • Saturday 10:00 AM - 5:30 PM
  • Sunday 1:30 PM - 5:30 PM