The Best Window Installers in Central Islip, NY

Compare the highest-rated windows professionals in Central Islip, New York. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Long Island Replacement Windows

4.8
(280 reviews)
Verified

A leading and highly specialized window and door replacement company serving Long Island for decades. They are known for their extensive selection of energy-efficient windows, professional installation teams, and strong focus on custom solutions for residential properties. They handle everything from full-home replacements to individual window repairs.

2 Kobalt St, Ronkonkoma, NY 11779

Specialties & Features

Energy-efficient window replacement
Custom window solutions
New construction installation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Window King NY

4.7
(150 reviews)
Verified

A well-regarded local contractor known for personalized service and high-quality workmanship in window installation and replacement. They excel in navigating the specific architectural styles found in Suffolk County homes and offer robust repair services alongside new installations.

Serving Central Islip and all of Suffolk County (Based in Bohemia, NY)

Specialties & Features

Residential window replacement
Window repair services
Security windows

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Window & Door Replacement Inc.

4.6
(90 reviews)
Verified

A dedicated family-owned business that has built a strong reputation for reliability and customer satisfaction. They offer a wide range of window types, including specialty and storm windows, and are praised for their transparent pricing and professional project management.

65 Oser Ave, Hauppauge, NY 11788

Specialties & Features

Storm windows
New window installation
Vinyl and composite windows

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Central Islip

** The window service market in Central Islip and the broader Suffolk County area is competitive and service-oriented, characterized by a mix of large, long-established companies and smaller, specialized local contractors. The average quality is high, as contractors must compete for business in a discerning market with many older homes requiring energy-efficient upgrades. * **Competition Level:** High. Homeowners have numerous options, which drives a focus on customer service, warranties, and quality installation. * **Typical Pricing:** Pricing is generally at a premium due to the high cost of living and business operations on Long Island. A standard double-hung vinyl window replacement can range from $600 to $1,200 per window, fully installed, depending on the brand, energy ratings, and complexity of the installation. Custom shapes, high-end materials (like fiberglass or wood-clad), and complex architectural details will significantly increase the cost. * **Market Drivers:** Key factors influencing the market include the age of the housing stock, leading to demand for replacement of original windows; a strong consumer focus on reducing high energy costs through energy-efficient solutions; and the need for storm protection and home security features.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Central Islip regulations and climate

Frequently Asked Questions About Windows in Central Islip

Get answers to common questions about windows services in Central Islip, New York.

1What is the typical cost range for a full window replacement in a Central Islip home, and what factors influence the price?

For a standard double-hung vinyl window replacement in Central Islip, homeowners can expect to pay between $600 and $1,200 per window, including professional installation. The final cost is heavily influenced by the window material (vinyl, wood, fiberglass), size, energy efficiency features (like Low-E coatings for our cold winters and humid summers), and the complexity of the installation, especially in older homes that may require structural repairs to meet current codes. Custom shapes and high-impact glass for storm protection will increase the price.

2Are there specific permits or local building codes in the Town of Islip that I need to be aware of for window installation?

Yes, the Town of Islip Building Division requires a building permit for window replacements that involve any structural change to the opening, which is common in older home renovations. Furthermore, all installations must comply with the New York State Energy Conservation Code, which mandates specific energy performance standards to improve efficiency. A reputable local installer will handle the permit process and ensure compliance with all local codes, including proper flashing details to prevent water intrusion, a common issue in our coastal climate.

3When is the best time of year to schedule a window installation in Central Islip, and how long does the project usually take?

The ideal times are late spring and early fall, avoiding the peak humidity of summer and the freezing temperatures of winter, which can affect sealing materials and make your home uncomfortable during installation. For a typical single-family home, a professional crew can complete a full-house replacement (10-15 windows) in 1-3 days. Scheduling in advance is crucial, as these optimal periods book up quickly with local contractors.

4How do I choose a reliable window installation contractor in the Central Islip area?

Always choose a contractor who is licensed, insured, and has a verifiable physical address in the area. Check for membership in local organizations like the Long Island Builders Institute and read reviews focused on their handling of Long Island's specific challenges, such as dealing with older home foundations and wind-driven rain. Ask for references from recent projects in Suffolk County and confirm they provide a strong warranty that covers both the product and their labor.

5What are the most important window features for Central Islip's climate to improve energy efficiency and comfort?

Given our cold winters, hot humid summers, and potential for strong coastal storms, look for windows with a low U-factor for insulation, Low-E coatings to block summer heat gain, and argon gas fills for enhanced thermal performance. For storm protection and noise reduction from local traffic, consider laminated glass or impact-resistant options. Proper installation with air-sealing is critical to prevent drafts and moisture buildup, which can lead to mold in our climate.