Replacement Windows
Long Island

With both classic and contemporary styling, King Quality windows are built with superior features to offer an exclusive, premium selection optimized for strength, safety, and security


Experience a lifetime of beauty, performance and energy efficiency.

Bring out the best in your home with elegant windows designed to shrink your heating costs and cut down noise. Our exclusive partnerships and affordable financing makes your dream of owning the highest rated windows a reality. We make our custom windows fit your home — rather than make your home fit the windows. It’s all part of the King Quality difference. Our Long Island windows are affordable and will help keep your house warmer. We provide window installation on Long Island by our team of professionals who are highly trained by the manufacturer to follow the standards that empower us to offer the industry’s best warranties. In addition to our King Quality window are also Long Island’s exclusive distributor of Simonton 9800 windows for your home.

In addition to offering replacement windows on Long Island, King Quality also offers roofing, siding, gutter guard and attic ventilation installation. We serve Nassau and Suffolk counties in Long Island, NY. Contact us to schedule a free consultation. Your home deserves the best, call 631-573-0642 with questions.

Quality icon We build our
windows tough
Double the strength means windows, screens and frames are guaranteed for life.
Efficiency icon Cut your energy
costs all year
Exclusive insulated glass options maximize year-round comfort and minimize utility bills.
Performance icon Stop thermal bridging
at the source
Multi-chambered construction fortifies your window frame with strength and durability.

Complement any décor

Stand out in the neighborhood with a wide range of designer options. Let our experts complement your exterior with a custom color or upgrade your windows with wood grain veneer. Our Long Island windows elevate the inside of your home just as much as the outside. Pull any room together with our premium-grade, decorative locks and lift handles available with twice the design options at half the price.


Finance your dream home

Start today. Pay tomorrow.

0 percent financing for five years on select products
No interest for 5 years*

*Only applicable for KingWall, GAF Ultra, and Beach House Shake.

0 payments, 0% interest for 18 months if paid in full. Go to financing page.
No payments and no interest
if paid in full within 18 months

Interest is billed during promo period but will be waived
if the amount financed is paid in full before promo period expires.

Easy and fast approvals.

Financing that fits your budget. Your dream home is just a phone call away.

Get Started

4 Easy Steps to Royal Treatment

  • Speak to a specialist
    to see if you qualify.
  • Meet a professional
    inspector at your home
  • Get an estimate
    (Good for one year)
  • the hard part.
    picking a color
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