Frequently Asked Questions About Siding & Window Replacement
When deciding if you need to replace your old windows, watch for these few key warning signs that tell you it’s time to upgrade your home with new windows:
- Windows are hard to open and close
- You feel a draft, even when the windows are closed
- Your monthly utility bills have increased
- Condensation forms on the inside of your window
Yes. Replacing your old windows with new Window World replacement windows can help raise the value of your home for a high return on investment.
Your home deserves a product that provides protection against outdoor elements, which is why we craft our windows using durable, vinyl frames. Vinyl withstands harsh weather conditions and requires little maintenance for easy cleaning. The combination of functionality, beauty and affordability makes vinyl windows a popular choice for homeowners everywhere.
Yes. Window World of Long Island offers a wide selection of color options, glass designs and door styles to personalize your home. You can easily match your style and individual taste. Explore our door styles to customize your home’s look.
Yes. Our replacement doors offer excellent thermal insulation to keep your home consistently comfortable throughout the year. Crafted with superior weatherstripping and Low-E glass, our energy-efficient doors retain heat in the cooler months and reflect it in warmer months.
Window World of Long Island offers a large selection of replacement door options. Some styles swing outward while other styles slide left to right for space-saving operation. No matter the door style, you can expect easy operation for everyday use.
Yes. Window World of Long Island proudly offers insulated vinyl siding that will help lower your monthly energy bills while instantly boosting your home’s curb appeal. Browse our energy-efficient siding products and find the right series for your home.
Our replacement siding is engineered with the highest performing vinyl, plus insulation. Vinyl siding protects your home, keeping it beautiful for a lifetime.
Yes. Our replacement siding is offered in a variety of eye-catching colors. Explore our vast selection of siding series and color options and select which color best suits your home.
Most homeowners complete home improvement projects in spring and fall, but Window World of Long Island provides replacement services throughout the year. In fact, we complete cold weather installation during the winter months.
Most installations will be completed in as little as one day. On the day of your installation, we’ll quickly and carefully replace your old products with your new windows, doors or siding. Once installed, we’ll provide a final clean up before reviewing the finished product with you.
Preparing for window installation is easy when you choose Window World of Long Island On the day of your installation, follow these steps to get ready:
- Remove furniture from the window or door that is being replaced
- Keep small children or pets away from the job site
- Ensure a homeowner is on-site to answer any questions or concerns







