Window Installation & Replacement in Brooklyn, Queens & NYC

King Stone Builder & Construction Inc offers professional window installation and replacement services for residential properties across New York City. Whether you're upgrading old windows for energy efficiency or installing new windows as part of a renovation, we deliver secure, weather-tight, and visually appealing results.

Improve Comfort, Efficiency & Curb Appeal

We install a wide range of window styles including double-hung, casement, bay, sliding, and custom architectural windows. All installations are properly sealed and insulated to reduce drafts, improve energy efficiency, and meet NYC code requirements.

Why Homeowners Choose King Stone for Windows

• Vinyl, Wood, Fiberglass & Energy-Efficient Windows
• Full Replacements or Individual Window Upgrades
• Leak-Proof Installation & Proper Insulation
• 30+ Years of Experience in NYC Homes
• Licensed & Insured - Serving Brooklyn, Queens & Beyond

Upgrade Your Windows with Confidence

We've completed window projects in neighborhoods like Flatbush, Jackson Heights, and Williamsburg. Request a free estimate or call 917-667-7802 to schedule your window consultation today.