Roof Washing in Roslyn, NY

Those dark streaks and green patches on your roof are not just dirt. They are living growth, mostly algae, and sometimes moss or lichen. It spreads, it holds moisture against your shingles, and it makes the whole house look tired. Gold Star Pressure Wash cleans roofs in Roslyn, Westbury, and the towns around them with a soft wash. That means low pressure and a cleaning solution matched to your roof. Gold Star is licensed and insured, and we clean all types of roofs.

Free estimate: call (516) 884 9449 or request a quote online.

Built on Trust & Backed by Results

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Claire COMAS profile picture
Claire COMAS
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Johnny was on time, went right to work and he and his partner did a very nice job! I would recommend them to anyone who wants an excellent cleaning job! Thank you, Johnny!
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Daniel Schuler profile picture
Daniel Schuler
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Johnny is a fantastic communicator and is very punctual. Prices were fair and would totally have him wash my property again, the hours and property look brand new.
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Kerry Tice profile picture
Kerry Tice
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John And his team did great work! They were efficient, on time, and neat. My house looks awesome! Will definitely use them again!
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Michelle Cintron profile picture
Michelle Cintron
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Amazing job!!! I definitely recommend this company, they completed the job so quickly and my house looks new again, very detailed job , I will definitely be using their services again.
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Rechi Malicse profile picture
Rechi Malicse
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Price is very reasonable for an excellent job does in all my siding and deck and windows.
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Sandy Garafola profile picture
Sandy Garafola
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John was great to do business with The job was done to my satisfaction, I would highly recommend his service he
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Kathleen Wellenbrink profile picture
Kathleen Wellenbrink
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Prompt, friendly and thorough service
Roof check

We look at the roof material, how heavy the growth is, how steep the slopes are, and what sits below, like plants, windows, and outdoor units.

Care around your property

We work carefully around plants and landscaping near the roof.

Soft wash cleaning

A cleaning solution goes on at low pressure and does the work of breaking down algae, mildew, and stains.

Final check

We look over the whole roof for missed spots before we pack up.

What roof washing includes

Why we soft wash instead of blasting your roof

Shingle roof partway through washing, with water spray visible at the lower right.

Gentle on your shingles

High pressure can knock the granules off asphalt shingles and force water under them. That shortens the life of a roof you paid a lot to install. Soft washing avoids that. The cleaning solution does the work and kills the growth, so nothing gets blasted off your roof. The result looks cleaner and the roof is treated gently.

Spray wand washing roof shingles, with a chimney in the background.

We clean all types of roofs

We clean all types of roofs, including asphalt shingle, cedar, slate, tile, and metal. Each material needs its own care, so we plan the soft wash around yours.

Roof shingles covered in green moss and black algae before washing.
Moss covered roof slope partway through washing, with a hose and ladder at the left and cleaner shingles at the lower left.

Why roof washing matters on Long Island

Our climate is perfect for roof algae. Humid summers, damp springs, and shade from mature trees keep roofs wet for long stretches, and algae loves that. North facing slopes, roofs under oaks and maples, and homes close to the water tend to stain first. In the neighborhoods around Roslyn and Westbury, with older wooded lots in Old Westbury, Brookville, and Muttontown, we see it often.

On larger North Shore homes, the roof is one of the biggest things you see from the street. Dark streaks make a good house look neglected. More important, the growth holds moisture against the shingles over time. Cleaning the roof on a regular schedule is a lot easier than replacing it early.

Roof washing and gutter cleaning go well together. Leaves and debris on the roof end up in the gutters, so many homeowners book both. Solar panel cleaning is a separate service that you can book on its own.

Dark, stained roof shingles with roof vents before washing.

Roof washing in Roslyn, Westbury, and nearby towns

We work from our main location at 55 Lumber Rd in Roslyn and our Westbury shop at 86 Magnolia Ave. We wash roofs in Roslyn, Roslyn Heights, Roslyn Estates, Roslyn Harbor, East Hills, Greenvale, Old Westbury, Westbury, Carle Place, Jericho, Syosset, Mineola, and Garden City. We also serve Manhasset, Port Washington, Great Neck, Kings Point, Sands Point, Sea Cliff, Glen Head, Old Brookville, Brookville, Mill Neck, and Muttontown. Not sure we cover your street? Call and we will let you know.

How the job goes, step by step

Step 1

Estimate and prep

We look at your roof, the amount of growth, and access, then give you a free estimate. Before we start, we look over the roof and the areas around it, and plan the job with care around plants and landscaping.

Step 2

Apply and let it work

We apply the soft wash solution evenly across the roof. The solution needs time to break down the growth. Heavy moss gets a second pass, and we will tell you up front if yours needs one.

Step 3

Walk around

We check the roof and the ground around the house before we wrap up.

Roof washing FAQ

Those streaks are usually algae. It grows in damp, shaded spots and spreads down the roof with rain. Moss and lichen show up as green or gray patches, and heavy moss gets a second pass. All of them hold moisture against the shingles, which is why they are worth removing.

Done right, yes. We use a soft wash with low pressure instead of blasting the roof, because high pressure can strip granules and damage shingles. Always make sure whoever cleans your roof uses a low pressure method.

It depends on shade, moisture, the roof material, and how fast growth returns. Shaded roofs under trees usually need attention sooner than sunny ones. If you can see streaks from the street, it is time to call. We can look at your roof during the estimate and tell you what makes sense.

Yes. Gold Star is licensed and insured, and we clean all types of roofs. We also work carefully around plants and landscaping, so tell us about anything delicate, like a garden bed or a pond, when we meet.

Spring through early fall is usually best, because mild temperatures help the roof and the surrounding areas dry properly. Many homeowners wash in spring to clear away winter buildup, and others wash in early fall before cold weather.

The price depends on roof size, slope, access, and how muc

Get your free roof washing estimate

Ready for a roof that looks clean again? Call (516) 884 9449 or request a free estimate online. Our Roslyn and Westbury teams are licensed and insured. We will look at your roof, explain what it needs, and give you a clear plan. We also offer house washing and paver sealing and restoration for the rest of your property.