Window Replacement in Long Island, NY

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ABOUT US

Renewal by Andersen of Long Island is your source for Andersen Replacement windows throughout Nassau County, Suffolk County, Queens County and Brooklyn. As the window replacement division of Andersen Windows, we draw on the over 110-year Andersen tradition of quality, innovation and craftsmanship to provide you with the best windows that bring beauty and energy-efficiency to your home every day for a lifetime. In a day and age when remodeling companies come and go, Renewal by Andersen of Long Island provides you with the peace of mind of dealing with the strength and security of the Andersen name, combined with the service of working with your Long Island neighbors, who have been serving Long Islanders like you from Brooklyn to Montauk for years. Our turnkey process begins with your call and includes a respectful in-home sales consultation, custom-manufacturing of replacement windows to precisely fit your home and installation by a well-trained and dedicated team of professionals with your best interests at heart. Best of all, we stand behind our products and installation with one of the strongest warranties in the replacement window business. For more information, give us a call for your free, in-home design consultation today.

Buy One Window or Door, Get One 40% Off*

Plus Special Financing*

Offer ends 12-31-2025

*Minimum purchase of 4 required. For more information, see OFFER DETAILS.

*OFFER DETAILS: Offer expires 12/31/2025. Not valid with other offers or prior purchases. Buy one (1) window or entry/patio door, get one (1) window or entry/patio door 40% off when you purchase four (4) or more windows or entry/patio doors between 1/1/2025 and 12/31/2025. 40% off windows and entry/patio doors are less than or equal to lowest cost window or entry/patio door in the order. Savings comparison based on purchase of a single unit at list price. Call for financing details. Available at participating locations and offer applies throughout the service area. See your local Renewal by Andersen location for details. License numbers available at renewalbyandersen.com/license. Some Renewal by Andersen locations are independently owned and operated. “Renewal by Andersen” and all other marks where denoted are trademarks of Andersen Corporation. ©2025 Andersen Corporation. All rights reserved.

Current Retailer

Renewal by Andersen of
Long Island

READ REVIEWS

4.7

21,334 reviews

88,697 Projects have been completed in your area

Farmingdale SHOWROOM

ADDRESS

2029 New Highway
Farmingdale, NY 11735
phone631-843-1713

STORE HOURS

  • Monday-Sunday: Call for showroom hours

Renewal Cares

OUR HASSLE-FREE PROCESS

Step 1:

Design Consultation

Our design consultants provide  in-home meetings to listen to your design needs and provide a plan to improve your home.

Step 2:

Measure & Manufacture

Project Technicians ensure accuracy and answer any last minute questions before sending in the order for your fully customized windows.

Step 3:

Installation

Our Installers treat your home as if it were their own and clean up afterwards.

Step 4:

Customer Care

A robust limited warranty is backed by a commitment to making sure your windows function as expected.