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Roof Cleaning in Brookville, NY
A big Brookville roof with several slopes and materials can be soft washed in sections, so each surface gets the right treatment and no part of the roof is hit with high pressure.
Brookville was incorporated in 1931 as a long, narrow village following Cedar Swamp Road (Route 107). In the 1950s it took in the northern part of the area then called Wheatley Hills, roughly doubling in size to its current 2,650 acres. By the mid-1920s the area already had 22 estates, part of the North Shore’s Gold Coast. Whether your home has one simple roof or several wings that mix slate or cedar with asphalt shingle, Kevin and the team clean it with a low-pressure soft wash.
Flowering cherry trees line the drive at this Brookville home, where the team cleaned the roof and the pavers. This view from the street was taken partway through: the paver apron and borders are still wet, and a hose runs up the drive toward the brick house and its white-columned entry.
Made for Large Rooflines
Slate, Cedar, Tile and Shingle
Safe Roof Access
Why Brookville Roofs Need a Gentle Approach
Click Any Box To Learn About Our Roof Cleaning Benefits
Slate, cedar shake and tile are costly to repair, and high pressure can crack, splinter or dislodge them. A soft wash under 500 PSI cleans these materials without that risk, and the same goes for asphalt shingles, which lose protective granules under a pressure washer.
Black streaks from Gloeocapsa magma, green algae, moss and lichen all spread a little more each season. On a large roof that can mean a lot of square footage turning dark before anyone notices. Treating the growth stops the spread.
Moss and lichen keep the surface wet for hours after rain. Removing them helps the roof dry and keeps moisture from working under shingle edges and into the deck.
Expensive Roofs, Low Pressure
Slate, cedar shake and tile are costly to repair, and high pressure can crack, splinter or dislodge them. A soft wash under 500 PSI cleans these materials without that risk, and the same goes for asphalt shingles, which lose protective granules under a pressure washer.
Growth That Spreads
Black streaks from Gloeocapsa magma, green algae, moss and lichen all spread a little more each season. On a large roof that can mean a lot of square footage turning dark before anyone notices. Treating the growth stops the spread.
A Roof That Dries Faster
Moss and lichen keep the surface wet for hours after rain. Removing them helps the roof dry and keeps moisture from working under shingle edges and into the deck.
Why Brookville Homeowners Work With Us
This business has been run by Kevin and the team since 1986. Our Nassau County Home Improvement License is HO455700000, the company holds PWMCA certification, and we are licensed and insured. We follow OSHA-compliant roof access practices and carry liability insurance, which matters on any tall or steep roof.
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Written Quote First, Then the Work
Free
Quotes
Based in
Hicksville
Licensed
& Insured
PWMCA
Certified
Nassau County
Licensed
In Business
Since 1986
What Grows on Brookville Roofs
The dark stripes are typically Gloeocapsa magma, a cyanobacterium that feeds on the limestone filler in asphalt shingles. On slate and cedar, moss and lichen tend to be the bigger problem, especially on shaded slopes. A cleaning typically lasts three to five years; heavily shaded or north-facing sections often need it sooner. Read why roofs develop black streaks.
Landscaping and Drainage
Gardens on larger properties can be extensive, so protection starts before any solution is applied: plants are pre-wet, and downspout openings get collection barriers where possible. Once rinsing is done, NeutraPods neutralizer goes down to deal with any solution left in the runoff.
Soft-Wash Roof Cleaning for Brookville Homes
Reviews From Long Island Homeowners
Roof Cleaning in New York
Pressure Wash Long Island was great for all the jobs was done, and they always answer the phone on time, arrive on time, great service ! I am sure I will use this company every year for power washing and roof cleaning.
Roof Cleaning in NY
Great service, extremely helpful and informative. looking forward to call them again for roof cleaning.
Roof Cleaning NY
Pressure Wash Long Island were on-time, reasonably priced - extremely polite. And my house and windows look amazing! Excellent roof cleaning service!
Our Simple Three Step Process
Working with us is easy as...
Getting a quote from Pressure Wash Long Island is fast and straightforward. Tell us about your property and what needs cleaning and we'll review it via satellite. Your written quote comes back before anyone sets foot on your property.
Set A Schedule
Once your quote is approved, our office locks in a date that works around your schedule. We confirm the day, show up on time, and get to work. Kevin and the team lead the job from start to finish.
See the Difference
When the job is done, Kevin or a team member walks the property before we pack up. Every surface cleaned, every agreed area covered, no surprises on the bill. You'll see the difference the same day — and it will still be there six months later.
Revive Your Property Today!​
Scroll over any photo to see these damaged and ugly shingles transform into a safe and beautiful roof again!
Roof Cleaning Along Cedar Swamp Road and Beyond
Our Core Exterior Cleaning Services
(516) 350-8393
Roof Cleaning Brookville NY: Questions Owners Ask
Got Questions? We've Got Answers
Is soft washing safe on a slate roof?
Yes. Slate is cleaned at low pressure, under 500 PSI, so the solution removes growth without cracking or loosening the tiles.
Can you clean a cedar shake roof?
Yes. Cedar gets its own solution strength and rinse so moss and lichen are removed without roughing up the wood.
Our roof has several sections and materials. Is that a problem?
No. Mixed roofs are cleaned section by section, with the method adjusted for each material.
How do you protect our gardens?
Plants are pre-wet before cleaning, a neutralizer is applied afterward, and downspout openings are fitted with collection barriers where the site allows.
Do we need to be home for the quote?
No. Quotes are usually done by satellite. Once the quote is approved, Kevin or a team member walks the roof line and yard with you before work begins.
How a Brookville Job Is Planned
Your free quote is put together from satellite imagery, using what we can see of the roof size, pitch and material, so nobody needs to meet us first. After you approve it, Kevin or a team member walks the property with you before work begins and confirms each roof section and material.
Each Material, Its Own Method
Asphalt and architectural shingles, slate, cedar shake, tile, metal and flat membrane roofs all react differently to cleaning. Solution strength, dwell time and rinsing are adjusted to suit each one, which is why a mixed roof may be cleaned section by section.
More on our roof cleaning page. Brookville homeowners also use our house washing in Brookville, pressure washing in Brookville and window cleaning services. For a free quote, phone (516) 350-8393, text the same number, or use our contact page.