Our Expert Window Replacement Services in Brookhaven, NY

At Decks By Decker Home Improvements, we provide expert window replacement in Brookhaven, NY that enhances your home’s energy efficiency, comfort, and curb appeal. Whether you’re upgrading outdated windows, dealing with drafts, or planning a full exterior renovation, we bring over 15 years of experience and a commitment to precision craftsmanship to every project.

What Our Window Replacement Services Include

Windows are more than just glass—they’re a critical part of your home’s insulation, ventilation, and aesthetic. At Decks By Decker, we offer full-service window replacement tailored to your home’s style, energy goals, and budget.

Our services include:

Energy-Efficient Windows (Double & Triple Pane)
Vinyl Window Installation
Double-Hung & Casement Window Options
Bay & Bow Window Replacement
Sliding Glass Windows & Patio Doors
Custom Window Designs & Sizing
Storm Window Upgrades
Window Frame Repair & Reinforcement
Window Trim Installation & Finishing
Full Removal & Disposal of Old Windows

Whether you’re replacing a single drafty window or upgrading your entire home, we’ll help you choose the right materials and styles for lasting performance and beauty.

Benefits of Window Replacement in Brookhaven

Lower Energy Costs

Energy-efficient windows help reduce heat loss in winter and block UV rays in summer—keeping your home comfortable while saving on utility bills year-round.

Improved Home Comfort

Enjoy a draft-free, condensation-free environment with stable indoor temperatures—modern windows improve the feel of every room in your home.

Noise & Maintenance Relief

Double-pane windows reduce outdoor noise, while vinyl and composite frames stay clean and strong—no painting, peeling, or warping over time.

Boosted Curb Appeal

New windows instantly enhance your home's exterior with sleek frames, fresh finishes, and improved resale value thanks to better style and performance.

Why Choose Decks By Decker

Local Expertise in Brookhaven: We understand the building codes, weather patterns, and design preferences unique to Suffolk County.
15+ Years of Experience: Our team has installed thousands of windows across Long Island with consistent 5-star results.
Premium Products: We install trusted brands known for durability, energy efficiency, and warranty support.
Clean, Professional Workmanship: We protect your home during installation and leave your space spotless when we’re done.

Happy Clients

200 +

Our Window Replacement Process

On-Site Assessment

We inspect your current windows, identify problem areas, and discuss your goals for energy savings, ventilation, and aesthetics.

STEP 1

Design & Selection

We help you choose window styles, frame materials, glass options, and trim details that match your home and budget.

STEP 2

Removal & Preparation

We carefully remove old windows, repair or reinforce frames as needed, and prep the openings for a perfect fit.

STEP 3

Installation & Finishing

Our crew installs your new windows with precision, seals all gaps, and finishes with trim and caulking for a clean, weatherproof result.

STEP 4

Gallery

Take a look at some of our window replacement work in Brookhaven

Customer Reviews

Hear what some of our clients in Brookhaven have to say

Frequently Asked Questions

How do I know if I need new windows?

Signs include drafts, condensation between panes, difficulty opening or closing, and rising energy bills. If your windows are over 20 years old or visibly damaged, it’s likely time to replace them.

What types of windows do you install?

We install double-hung, casement, bay, bow, sliding, and custom windows in vinyl, composite, and fiberglass frames. We’ll help you choose the best fit for your home’s architecture and energy goals.

Are your windows energy-efficient?

Yes. We install ENERGY STAR® rated windows with low-E coatings, argon gas fills, and insulated frames to maximize efficiency and comfort.

How long does window replacement take?

Most projects take 1–3 days depending on the number of windows and complexity. We provide a clear timeline before starting and keep you informed throughout the process.

Do you handle window trim and finishing?

Absolutely. We install interior and exterior trim, caulking, and flashing to ensure a clean, weatherproof finish.

Can you match my existing window style?

Yes. We offer a wide range of styles and finishes to match your home’s current look—or help you upgrade to something more modern.

What’s the cost of window replacement in Brookhaven?

Costs vary based on window type, size, and materials. A standard vinyl window may start around $600–$800 installed, while bay or custom windows can exceed $2,000. We provide detailed, transparent estimates.

Do you offer warranties?

Yes. We offer labor warranties and honor all manufacturer warranties on windows and components. We’ll review all terms with you before installation.

Contact Form Ready to upgrade your windows?

Contact Decks By Decker today for a free window replacement consultation. We offer fast response times, honest pricing, and expert craftsmanship you can trust.