The Mohawk River valley traps humidity, and Schenectady's older, shaded roofs pay the price — long black streaks of gloeocapsa magma feeding on the limestone in your shingles. We kill it at the root, from the ground, without pressure.
Serving
Schenectady, NY
Roof Washing in Schenectady
If you've driven down Union Street or through GE Realty Plot in late summer, you've seen it: dark, ribbon-like stains marching down the north slope of otherwise fine roofs. That's not weathering. It's gloeocapsa magma — a living cyanobacteria — and it's eating the limestone filler in your shingles.
Schenectady is a near-perfect breeding ground. The Mohawk River valley holds humidity longer than the surrounding hills. Century-old tree canopies over the Stockade District and Realty Plot keep rooflines shaded and slow to dry. And a lot of Schenectady homes still carry shingles that were installed 15–25 years ago and have never been cleaned.
Pressure washing an older Schenectady roof is one of the worst things you can do to it — it blasts granules into the gutters and voids most shingle warranties. Our ARMA-approved soft wash uses professional cleaning solutions applied from ladders and the ground. The algae dies on contact, no one walks your brittle shingles, and the streaks are gone.
Local Conditions
Schenectady sits at the meeting point of the Mohawk River, dense urban tree cover, and older housing stock — three factors that compound faster here than in most of the Capital Region.
Damp valley air keeps shingles wet for hours after everyone else has dried. That's the environment gloeocapsa magma needs.
Stockade, Union Street, and GE Realty Plot all sit under heavy shade. Shade + damp = north-slope streaking in as little as 3–5 years.
Plenty of Schenectady roofs still carry architectural shingles from the late 90s or 2000s. Prime real estate for algae if never treated.
Many historic and Realty Plot homes have slate or standing-seam metal. Both need soft-wash — nothing else touches them.
Why It Matters
Killing the algae stops granule loss — the biggest single driver of premature shingle failure on Schenectady's older architectural roofs.
Historic slate on Stockade homes and standing-seam metal on GE Plot roofs both get their own soft-wash formulation — never pressure.
ARMA-approved. No high pressure. No walking wet, brittle shingles. Warranty language stays intact.
A clean, streak-free roof reads as 'well kept' — a real factor for Schenectady homes going to market or up for historic recognition.
See Us In Action
This is what we do every day across the Capital Region. Real homes, real crews, real results. No stock photos, no gimmicks — just a clean job done right.
Our Process
We photograph the roof from the ground and ladders, note flashing, drip edge, and shingle condition, and give a firm quote.
ARMA-approved solution is applied at low pressure. On most Schenectady homes we never walk the roof at all.
Low-pressure rinse, then flush gutters and downspouts before we leave — critical on older Stockade and Realty Plot fascia.
Real Results
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AfterWhat Customers Say
“I just want to thank Capital Pro for doing such a phenomenal job power washing my house. It's like I have a new house! I would recommend them to anyone. And the workers are there to please you. Cause they care!”
Kathy Valason
Google Review · a month ago
“The guys did a great job and the house looks beautiful. My sister drove by and said the same thing — it looks beautiful. They were so nice to talk to and deal with. I have recommended them to my family and friends.”
Leslie Kaufman
Google Review · 3 weeks ago
“In a state of bereavement we reached out and got an earlier date. When we returned from funeral proceedings the house was impeccable. Even areas we had no time to prep for were done. Nice work for sure. Call them — you won't be disappointed!”
Islah Umar
Google Review · 3 weeks ago
“Capital Pro is a wonderful company! Luis and Miller came to my house today and soft washed the exterior and it looks like a brand new house!”
Bonnie Delaney
Google Review · 4 days ago
“Just had my home pressure washed and I am very pleased with the outcome. I have an older home with original siding. Miller took his time and was sure to cover everything.”
Lori Barnett
Google Review · a week ago
“Excellent job cleaning and sealing our stamped concrete patio. Professional and pleasant to deal with. I would recommend Capital Pro to get the job done right!”
Rosemary Trusso
Google Review · a month ago
“I highly recommend Capital Pro Pressure Washing! Communication, professionalism, the house and window cleaning were all outstanding.”
Carol Molino
Google Review · 2 months ago
“This company did a fantastic job at power washing our home! Luis was great at communicating and scheduling. Him and his team were extremely professional.”
Karissa Desofi
Google Review · a month ago
“Can't say enough good things! From the moment the team showed up, the crew was friendly, professional, and just easy to work with. They cleaned our pavers and everything looked amazing.”
Charles Ellis
Google Review · 2 months ago
“Excellent cleaning job. The siding, decks, and front porch are all refreshed. It is looking like a new house.”
Mark Younger
Google Review · a month ago
“Our siding was looking dull and had green algae on the north side — it was embarrassing! Luis and his team came out and made the entire house look brand new.”
Nikii Narváez
Google Review · 11 months ago
“Very happy with the work Luis and his team did. Communication was great. Very professional. Fair pricing. We would definitely recommend Capital Pro.”
Ronni Edwards
Google Review · a month ago
“Very professional, great service, and great contact regarding when they would come. My house and windows are sparkling. Highly recommend for anyone looking for power washing.”
Linda Hayen
Google Review · a week ago
“We had a great experience with Capital Pro Pressure Washing. The team was very professional, pleasant to work with, and offered fair pricing. Our house came out looking great.”
Tony Felt
Google Review · 10 hours ago
“Capital Pro Pressure Washing did an excellent job washing our home. We have had it washed before but the job Capital Pro did far surpassed what was done previously.”
Sil Young
Google Review · a week ago
“They did an excellent job washing my house. Very knowledgeable and friendly to work with. I would highly recommend them.”
Michael Worden
Google Review · a month ago
“This company is great! We just had our house pressure washed. The crew was friendly, efficient and neat. The job wasn't finished until they got every spot.”
Pamela DeMarco
Google Review · 2 months ago
“This company did a great job taking extra care not to hurt my tulips. Highly recommend for their excellence and cost. Thank you Capital Pro!”
Colleen Malloy
Google Review · 2 months ago
“Great communication, showed up right on schedule, house came out looking better than I thought was possible. Also was done for a great price! Will definitely be using Luis again!”
Dana Bowen
Google Review · 9 months ago
“Capital Pro is a wonderful company! Luis and Miller came to my house today and soft washed the exterior and it looks like a brand new house!”
Bonnie Delaney
Google Review · 4 days ago
“Just had my home pressure washed and I am very pleased with the outcome. I have an older home with original siding. Miller took his time and was sure to cover everything.”
Lori Barnett
Google Review · a week ago
“Excellent job cleaning and sealing our stamped concrete patio. Professional and pleasant to deal with. I would recommend Capital Pro to get the job done right!”
Rosemary Trusso
Google Review · a month ago
“I highly recommend Capital Pro Pressure Washing! Communication, professionalism, the house and window cleaning were all outstanding.”
Carol Molino
Google Review · 2 months ago
“This company did a fantastic job at power washing our home! Luis was great at communicating and scheduling. Him and his team were extremely professional.”
Karissa Desofi
Google Review · a month ago
“Can't say enough good things! From the moment the team showed up, the crew was friendly, professional, and just easy to work with. They cleaned our pavers and everything looked amazing.”
Charles Ellis
Google Review · 2 months ago
“Excellent cleaning job. The siding, decks, and front porch are all refreshed. It is looking like a new house.”
Mark Younger
Google Review · a month ago
“Our siding was looking dull and had green algae on the north side — it was embarrassing! Luis and his team came out and made the entire house look brand new.”
Nikii Narváez
Google Review · 11 months ago
“Very happy with the work Luis and his team did. Communication was great. Very professional. Fair pricing. We would definitely recommend Capital Pro.”
Ronni Edwards
Google Review · a month ago
“Very professional, great service, and great contact regarding when they would come. My house and windows are sparkling. Highly recommend for anyone looking for power washing.”
Linda Hayen
Google Review · a week ago
“We had a great experience with Capital Pro Pressure Washing. The team was very professional, pleasant to work with, and offered fair pricing. Our house came out looking great.”
Tony Felt
Google Review · 10 hours ago
“Capital Pro Pressure Washing did an excellent job washing our home. We have had it washed before but the job Capital Pro did far surpassed what was done previously.”
Sil Young
Google Review · a week ago
“They did an excellent job washing my house. Very knowledgeable and friendly to work with. I would highly recommend them.”
Michael Worden
Google Review · a month ago
“This company is great! We just had our house pressure washed. The crew was friendly, efficient and neat. The job wasn't finished until they got every spot.”
Pamela DeMarco
Google Review · 2 months ago
“This company did a great job taking extra care not to hurt my tulips. Highly recommend for their excellence and cost. Thank you Capital Pro!”
Colleen Malloy
Google Review · 2 months ago
“Great communication, showed up right on schedule, house came out looking better than I thought was possible. Also was done for a great price! Will definitely be using Luis again!”
Dana Bowen
Google Review · 9 months ago
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Bundle a soft-wash siding cleaning with your roof — one visit, one crew.
Flush the granules and debris out after a roof wash — protect Schenectady fascia.
For aging Schenectady shingles — restore flexibility and help extend usable life.
