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ROOF REPLACEMENT · CORNWALL, NY
Roof Replacement in Cornwall, NY.
Roof replacement in Cornwall and Cornwall-on-Hudson, NY — tear-off, metal or shingle roofs built for heavy tree cover, snow and steep hillside lots.
Why hire us for roof replacement in Cornwall?
Cornwall roofs live under a lot of trees. Between Storm King, Schunemunk and the wooded streets of Cornwall-on-Hudson, many houses sit in shade most of the day, which keeps shingles damp and lets moss and algae shorten their life. When we replace a roof here we look hard at attic ventilation, because a cold, poorly vented attic under heavy snow is what causes the ice dams we see every February. Standing-seam metal is a popular choice in Cornwall for exactly that reason: snow slides off and there is nothing for moss to grab onto.
What we see on Cornwall roof replacement jobs
- Shaded lots near Storm King and along the river get algae-resistant shingles or metal, plus ridge and soffit venting balanced to keep the deck dry.
- Steep driveways and hillside homes in Cornwall-on-Hudson need careful dumpster and material placement — we plan delivery during the estimate visit.
- Ice and water shield runs farther up the eaves on north-facing slopes where snow sits the longest.
Neighborhoods we serve in Cornwall: Cornwall-on-Hudson, Mountainville, Firthcliffe, Angry Orchard corridor, Route 9W area, Woodland Avenue district.
LOCAL PROJECTS
View All →Roof Replacement work near Cornwall, NY
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Roofing crew stripping shingles and prepping deck on a house
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Wide view of finished dark shingles roof with active work section
GOOGLE REVIEWS
FIVE STARS. EARNED, NOT ASKED.
Real reviews from real homeowners across our service area. We don't run promotions for testimonials — we just do the work right.
"I contacted THUNDER Pro Construction for a roof repair, and they exceeded all of my expectations. Diego and his team are simply the best! Th…"
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Miguel Vera
Google Review · 3 months ago
"THUNDER Pro Construction is hands down the best company for roof replacement! Diego and his team were reliable, professional, and paid atten…"
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Yordy Vera
Google Review · 3 months ago
"We are beyond happy with our new deck! THUNDER Pro Construction LLC exceeded all of our expectations. Diego and his team were knowledgeable,…"
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Nayeli vera
Google Review · 3 months ago
"Thunder Pro Construction did an outstanding job from start to finish. The crew was professional, arrived on time, kept everything clean, and…"
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Cristian Villavicencio
Google Review · 3 months ago
"Excellent workmanship repairing and replacing porch columns"
Marlo Barnes
Google Review · in the last week
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QUESTIONS
Common Roof Replacement questions in Cornwall, NY
More questions? Call (845) 234-9871 or request an estimate — we don't believe in pressure sales.
Is a metal roof worth it in Cornwall?
For many Cornwall homes, yes. Heavy snow slides off, moss has nothing to hold on to, and a standing-seam roof lasts much longer than asphalt under constant shade.
Why do Cornwall roofs get ice dams?
Heat escaping into a poorly vented attic melts snow, which refreezes at the cold eaves. A replacement is the right time to fix ventilation and extend the ice barrier.
How do I know if I need a new roof or just a repair?
If the roof is under about 15 years old and the damage is in one area, a repair usually makes sense. Widespread curling, granule loss, several leaks or a roof over 20 years old usually means replacement. We will tell you which one we would do on our own house.
How long does a roof replacement take?
Most homes take one to two days. Larger or steeper roofs, or ones that need a lot of decking replaced, can take three to four.
FREE ESTIMATE — NO OBLIGATION
READY WHEN YOU ARE. SAME-DAY QUOTES AVAILABLE.
Tell us about your roof, your storm damage, your siding job — anything. We'll come out, inspect, and put a written estimate in your hand. No pressure, no games.