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10 Best Window Replacement Companies in Lake Grove, NY

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Written By David Cusick

Last Updated April 2024

Windows play an important role in your house's appearance and energy efficiency. Upgrading your windows is a great way to increase the value of your home. Old or damaged windows can cost you in power bills — about an extra $458 a year in Lake Grove. The Department of Energy estimates that about 30% of your house’s heat or cool air could be going out your windows. Choosing a window installer can be time-consuming, which is why we've compiled a list of the top window installation companies in Lake Grove.

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Top 10 Best Window Replacement Companies in Lake Grove

Renewal by Andersen of Long Island

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2029 New Hwy, Farmingdale, NY 11735 (631) 843-1713 renewalbyandersen.com

Good customer service

Educational website

Free assessment

Price transparency

Services Offered

Glass doors
Double-hung
Window replacement/installation
Bay windows
Skylights

Window World of Long Island

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33 Hempstead Tpke, Farmingdale, NY 11735 (516) 377-3500 windowworldlongisland.com

Free assessment

Educational website

Good customer service

Price transparency

Timely service

Services Offered

Energy-efficient options
Custom window designs
Double-hung
Window replacement/installation
Glass doors
Bay windows

Smithtown Window Replacement and Doors

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43 Landing Ave, Smithtown, NY 11787 (631) 646-2386 smithtownwindowsdoors.com

Educational website

Price transparency

Free assessment

Good customer service

Services Offered

Glass showers
Window repair
Bay windows
Storm/impact windows
Window replacement/installation
Metal frames
Fiberglass frames
Tempered glass
Double-hung
Wood frames
Custom window designs
Glass doors
Vinyl frames
Triple pane glass
Energy-efficient options

EcoView Windows of Long Island

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54 Enter Ln, Islandia, NY 11749 (631) 538-4731 ecoviewwindowsli.com

Educational website

Free assessment

Good customer service

Price transparency

Services Offered

Window replacement/installation
Glass doors
Bay windows
Double-hung
Energy-efficient options

Home Services at The Home Depot

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346 Middle Country Rd, Coram, NY 11727 (631) 238-1334 homedepot.com

Educational website

Price transparency

Good customer service

Free assessment

Services Offered

Window replacement/installation
Glass doors
Glass showers
Custom window designs
Vinyl frames
Mirrors
Storm/impact windows
Screen repair

Glass Doctor

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354 Smithtown Blvd, Ronkonkoma, NY 11779 (631) 619-6711 glassdoctor.com

Price transparency

Good customer service

Educational website

Services Offered

Energy-efficient options
Glass repair
Glass showers
Window repair
Glass doors
Mirrors
Custom glass
Window replacement/installation

Sears Window Replacement

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4000 Jericho Turnpike, East Northport, NY 11731 (934) 947-2538 searshomeservices.com

Price transparency

Timely service

Free assessment

Educational website

Good customer service

Services Offered

Bay windows
Storm/impact windows
Vinyl frames
Energy-efficient options
Window replacement/installation
Double-hung
Glass doors

Clear Image Glass & Mirror

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2069-71 Middle Country Rd, Centereach, NY 11720 (631) 580-5888 clearimagestorefronts.com

Educational website

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Price transparency

Services Offered

Skylights
Window replacement/installation
Glass doors
Glass showers
Mirrors

Unified Home Remodeling

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298 Medford Ave, Patchogue, NY 11772 (631) 612-2510 unifiedhomeremodeling.com

Good customer service

Educational website

Free assessment

Timely service

Price transparency

Services Offered

Energy-efficient options
Glass doors
Window replacement/installation

Coram Glass & Mirror Inc

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88-D Johnson Ave, Ronkonkoma, NY 11779 (631) 732-1890 coramglassmirror.com

Good customer service

Price transparency

Educational website

Free assessment

Services Offered

Mirrors
Window replacement/installation
Glass showers
Screen repair
Custom glass
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on window replacement companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How Much Does Window Installation Cost In Lake Grove?

The cost of window installation or replacement is influenced by a number of factors, including the materials you choose, how difficult your windows are to access or install, and the number and size of the windows. On average, homeowners in Lake Grove spend roughly $290 per window*. Below are additional cost breakdowns. *Cost data based on sample pricing for window installation from multiple retailers and adjusted for local cost of living.

When To Replace Windows

Replacing your old windows with new energy-efficient ones can greatly boost your home's value, insulation, appearance, noise reduction, and comfort. Signs it's time to invest in new windows include:

  • Fogging between window panes, condensation issues, or rotting window frames that allow moisture intrusion into the home.
  • Drafts and cold air coming in through old, loose-fitting windows.
  • Windows that are difficult to close, open, or lock properly due to age and wear.
  • Inefficient and outdated window styles that take away from your home’s curb appeal.
  • Discomfort and high energy bills from poor insulation around windows.

How To Choose a Window Company

For a successful window replacement, you want to locate an installation contractor with proven expertise. Below, we go over the most important criteria for selecting a window installer.

Experience

Find well-established local installers with extensive experience. Companies that have been installing windows locally for many years are more likely to understand the local climate and how to best meet your needs. Ask for references from recent customers to confirm a company’s reputation.

Certifications

Select an installer that is certified by major window brands and groups like the Fenestration and Glazing Industry Alliance, formerly known as the AMMA. Appropriate accreditation means that a contractor has training in best practices for installation. Confirm that installers are staff, not subcontractors, and verify that any technicians working on your project are certified.

Reputation

Read through online reviews, check the Better Business Bureau (BBB), and ask for local references. Review customer feedback to confirm that the contractor consistently provides quality work and good customer service. Avoid contractors that have complaints of shoddy work or unfinished jobs.

Process

The most experienced window installers will supply a detailed project plan and schedule, clear expectations, and an overview of product and installation options. Avoid companies that offer unclear quotes or timelines that lack necessary details. Look for continual contact throughout to avoid surprises later on.

Warranties

Search for window installers that provide installation guarantees on materials and labor. This demonstrates confidence in their work. Target companies that offer unlimited lifetime warranties that can transfer to new homeowners.

Materials

Confirm that a window company offers durable, long-lasting windows and leading energy-efficient window bands that match your budget. Research choices with enhanced UV protection, design flexibility, and good energy ratings. Verify that the materials have their own manufacturer warranties.

Frequently Asked Questions About Window in Lake Grove, NY

In Lake Grove, the optimal time to install windows is during the early fall when the temperatures are milder, so the windows can fit and settle properly. A good local window installer in Lake Grove will be able to tell you when the best time is to install windows on your house.

The best type of replacement window for your Lake Grove home will vary based on the age of your home, as well as your style preference and budget. You'll want to consider the style of your home — such as if it's older — so your new windows match. Wood windows can provide a traditional look and appearance, while vinyl windows tend to be popular in more modern homes. Fiberglass windows are also a popular choice, as they can be energy efficient and long-lasting.

You can save money on your window installation by going with a less expensive option like single-hung windows with vinyl frames. These have lower costs compared to other kinds of windows such as double-hung, wood, or fiberglass windows.

The window installation process typically involves ordering and measuring the windows, prepping the area for installation, removing the existing window, putting in the new one, and sealing the frame. Depending on the kind of window being installed, additional steps might be required.

Yes, many window companies offer financing for their services. Different companies have their own financing options, so you should do your research to find the best option for you. Depending on your income level, which is a median of $114,381 a year in Lake Grove, you may be able to qualify for special financing.

Window replacement companies in Lake Grove typically offer several services, including installation, fixing windows, window maintenance, window cleaning, tinting, and weatherproofing.

Getting a professional window installer helps make sure the job is done correctly. Professional installers will measure your windows properly to get a perfect fit and will use the right materials and techniques to ensure your windows will be properly sealed and fitted. Additionally, professional installers are likely to have access to better materials and more experience than the average homeowner, so you can expect your windows to be installed correctly and last for years to come.

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