Window & Door Installation in New Jersey
Energy-efficient replacement windows and exterior doors installed across New Jersey — properly flashed and sealed by the same licensed exterior crew that handles your roof and siding.
Windows and doors that seal out the weather.
Green Apple Roofing installs replacement windows and exterior doors across New Jersey. Like a roof or siding, a window or door only performs if it's installed right — flashed, sealed, and insulated so air and water stay outside where they belong.
Green Apple was built around the home's exterior: roofing, siding, gutters, and windows. That means the same licensed crew can handle the full weather envelope, and the trim, flashing, and siding around a new window are finished cleanly — not left for someone else to patch.
Energy-efficient windows cut drafts and lower heating and cooling bills; a solid, well-hung exterior door improves security and curb appeal. Every project starts with a free estimate, and we price-match any legitimate quote.
What a Green Apple window & door job covers.
Energy-efficient replacement windows
Modern, insulated windows that cut drafts and lower your energy bills.
Exterior & entry doors
Secure, well-sealed exterior doors that improve curb appeal and keep the weather out.
Proper flashing & sealing
Installed and flashed so air and water stay outside — the part cheap installs skip.
Clean trim & finish
Surrounding trim and siding finished cleanly by the same exterior crew.
Licensed, bonded & insured
NJ License #13VH11318100, fully insured.
Price-match guarantee
We'll beat or match any legitimate window or door quote.
From first call to finished roof.
Free Inspection
Same-day inspection
Tell us about the roof. We schedule a same-day or next-day site visit, drone the property, and document every finding in writing.
Estimate
Honest, line-itemed estimate
A clear written estimate — labor, materials, warranty tier, financing options if you need them. No high-pressure sales call.
Install
In-house crew, GAF-backed install
Our crew, on your roof. GAF Master Elite installation with the Golden Pledge® warranty available on qualifying systems.
Warranty tiers most NJ roofers can’t offer.
Dual GAF certification unlocks the manufacturer’s strongest residential andcommercial warranty programs — protection that’s backed by GAF itself, not just our shop.
GAF Master Elite®
Top 3% of residential roofing contractors in North America.
GAF GoldElite™ Commercial
GAF's top commercial credential. <1% of US roofers hold both.
Golden Pledge® Warranty
Up to 50-year non-prorated material + 25-year workmanship coverage.
Diamond Pledge™ NDL
GAF's top commercial roofing guarantee on qualifying installs.
NJ License #13VH11318100
Licensed, bonded, and insured in New Jersey since 2008.
VELUX Skylights
We install, replace, and flash VELUX skylights so they bring in light without leaks.
Windows & Doors questions, answered.
Get a free window & door estimate.
Replacing drafty windows or upgrading an exterior door? Get a free, no-pressure estimate from a licensed exterior contractor.