Doors

Premium Door Installation & Replacement Services in Long Island

Long Island Windows and Siding is your trusted choice for high-quality door installation and replacement services across Long Island. Whether you’re looking to enhance security, improve energy efficiency, or give your home a fresh new look, our expert team delivers top-tier craftsmanship and exceptional customer care from start to finish.

We offer a wide selection of beautiful, durable, and energy-efficient doors designed to complement your home’s style while meeting your functional needs. From front entry doors to patio sliding doors, storm doors, and custom options, every installation is performed with precision to ensure long-lasting performance and maximum value.

High-Quality Entry Door Replacement

Your entry door is the focal point of your home’s exterior. Our premium entry doors combine style, strength, and energy efficiency. We install fiberglass, steel, and insulated doors that enhance curb appeal while providing superior protection and temperature control.

Vinyl & Sliding Patio Doors

Our vinyl patio doors offer smooth operation, excellent insulation, and low maintenance. They’re designed to withstand Long Island weather while providing a beautiful connection between your indoor and outdoor living spaces. If you're looking for a modern upgrade, our sliding and French door options deliver elegance and long-term durability.

Custom Door Solutions

Every home is unique, and so are its needs. We provide custom door solutions tailored to your home’s architecture and your personal style. From decorative glass inserts and multi-point locking systems to enhanced weather-resistant frames, we ensure your door installation matches your vision perfectly.

Energy-Efficient Door Replacement

Energy loss through old or poorly installed doors can increase your utility bills. Our energy-efficient doors are designed to seal tightly, prevent drafts, and help maintain indoor comfort year-round. With professional installation, you get the best performance and long-term savings.

Why Choose Long Island Windows and Siding?

✔ Over 40 years of trusted local experience

✔ Licensed and insured contractors

✔ Premium, long-lasting materials

✔ Expert installation with attention to detail

✔ Transparent pricing and free estimates

At Long Island Windows and Siding, we are committed to delivering custom solutions that elevate your home’s comfort, security, and aesthetic value. Whether you’re planning a simple replacement or a full exterior upgrade, our team ensures a smooth, stress-free process from the first consultation to the final installation.

Upgrade your Long Island home with beautiful, durable, and energy-efficient doors today. Contact us for a free quote!