Roof Soft Washing in Maryville & Knoxville, TN
Gets rid of those black streaks and helps your roof last longer. No high pressure, ever. Free estimates from a local, licensed and insured crew.
Family run since 2007 • Fully licensed & insured • Free estimates
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What Is Roof Soft Washing?
Those black streaks on your shingles are algae, and it feeds on the limestone in the shingles. It makes a nice house look old and it shortens the life of your roof. We soft wash roofs with no high pressure at all, which is the method most shingle makers recommend.
Roof soft washing removes the black streaks, green algae, moss and lichen from your shingles without any high pressure. We apply a cleaning solution that kills the growth, let it work, and rinse. Nobody blasts your shingles, and the granules that protect your roof stay where they belong.
What We Clean
- Asphalt shingles, metal and tile roofs
- Black streaks, algae, moss and lichen
- No walking damage and no high pressure on shingles
- Gutters and downspouts rinsed after
- Landscaping protected the whole time

Signs You Need It
- Black streaks running down the roof
- Green moss or gray lichen spots
- One side of the roof looks much darker than the other
- Algae spreading onto the gutters and fascia
Why Roof Soft Washing Matters in East Tennessee
Those black streaks are an algae called Gloeocapsa magma. It spreads by wind and feeds on the limestone filler in asphalt shingles. In our humid East Tennessee climate, especially under trees and on north facing slopes, it spreads across a roof in a few years.
Algae and moss hold moisture on the roof, and moss can lift shingle edges. Cleaning it off helps your roof last and makes the whole house look years newer. It’s a lot cheaper than a new roof and makes a big difference when you’re selling.
How Long a Clean Roof Stays Clean
Because soft washing kills the algae instead of just rinsing the top layer off, a clean roof usually stays streak free for a few years. Roofs under heavy shade or on the north side of a hill can come back sooner. A quick yearly look from the ground will tell you when it’s time.
Metal roofs collect mildew and dirt too, and we can soft wash those as well. If you’re thinking about selling, a clean roof is one of the cheapest ways to make the listing photos pop, and home inspectors and buyers notice when a roof looks cared for.
How We Do It, Step by Step
- Look it over. We check the roof pitch, gutters and what’s below so we can plan the safest way to work it.
- Protect. We soak your plants and landscaping and keep them wet while we work.
- Soft wash. We apply our solution with low pressure to kill the algae, moss and lichen at the root. No pressure washer ever touches your shingles.
- Rinse and clean up. We rinse the gutters, siding, walkways and plants so nothing is left behind.
- Let it finish. Most streaks are gone the same day. Heavy moss and lichen loosen and wash away over the next few rains.
What to Expect
- Before we come: close windows and doors, and move cars, grills and patio furniture out of the way if you can.
- Pets: keep them inside until we’re done and things dry.
- Water: make sure the outside spigot works. That’s all we need from you.
- On the day: we text you when we’re on the way and when we’re done, with photos.
- After: everything is rinsed and ready to use the same day.
What Does Roof Soft Washing Cost?
Roof cleaning pricing depends on the size and pitch of the roof, how many stories, and how much moss and lichen there is. We give you a free, written price after we see it, and the price we quote is the price we charge.
Estimates are free. Office hours for estimates are Mon to Fri, 9am to 5pm. Service available 24/7, including nights and weekends.
Our Promise
We don’t leave until it looks right. Before we pack up we walk the job with you, or send you photos if you’re at work. If we missed a spot, call us and we’ll come back and take care of it.
Family run since 2007. Fully licensed and insured.

Why Choose Us for Roof Soft Washing
We’re locally owned and family run, and we’ve been doing this since 2007, first in South Florida and now right here in East Tennessee. We treat your home like it’s our own and we don’t leave until it looks right.
- Free, no pressure estimates (pun intended)
- Soft wash for roofs and siding, so nothing gets damaged
- We show up when we say we will
- Fully licensed and insured
- Residential and commercial, nights and weekends available
- Local, family run and East Tennessee based
2007
Cleaning since
24/7
Service available
100%
Licensed & insured
Free
Estimates
Roof Soft Washing Near You
We do roof soft washing all over Blount County, Knox County and nearby. Pick your town:
- Roof Soft Washing in Alcoa
- Roof Soft Washing in Farragut
- Roof Soft Washing in Friendsville
- Roof Soft Washing in Knoxville
- Roof Soft Washing in Lenoir City
- Roof Soft Washing in Louisville
- Roof Soft Washing in Maryville
- Roof Soft Washing in Rockford
- Roof Soft Washing in Seymour
- Roof Soft Washing in Townsend
Roof Soft Washing FAQ
Is soft washing safe for my roof?
Yes. We never use high pressure on shingles. Soft washing kills the algae that causes black streaks without knocking granules off.
How long does a roof cleaning last?
Usually a few years. Because soft washing kills the algae instead of just rinsing the top layer, it takes a long time to grow back.
Will the streaks be gone right away?
Most of them disappear the same day. Heavy moss and lichen can take a few weeks and a couple of good rains to fully wash away.
What are the black streaks on my roof?
It’s an algae called Gloeocapsa magma. It feeds on the limestone in asphalt shingles and spreads in our humid climate.
Will roof cleaning void my shingle warranty?
Low pressure soft washing is the method shingle makers and the Asphalt Roofing Manufacturers Association point to for removing algae. Pressure washing is what you want to avoid, and we never use it on shingles.
Do you walk on the roof?
As little as possible. Most roofs we clean from ladders and the ground. When we do need to get up there, we’re careful and wear soft soled shoes.
Is cleaning worth it, or should I just replace the roof?
If the roof is in good shape and just dirty, cleaning costs a small fraction of a new roof and can make it look close to new. If it’s at the end of its life, we’ll tell you.
When is the best time of year to clean a roof?
Any time it’s above freezing. Spring and fall are popular, but the algae doesn’t care what month it is.
Do I need to be home?
Nope. As long as we can get to the outside, the water spigot works and pets are inside, you can be at work. We’ll text you before we start and when we’re done.
Do you use my water?
Usually, yes. We hook up to your outside spigot. A typical job uses about what a few loads of laundry would, so it barely moves your water bill. On well water? Tell us when you book and we’ll plan around it.
Get Your Free Estimate
Tell us a little about the job and we’ll get back to you fast with a real price. No pressure, no hassle.
- Free estimates, usually same or next day
- Residential and commercial
- Fully licensed and insured
Rather talk? Call or text 865-268-9589