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Trusted Home Improvement Solutions in Long Island
Alpha Windows & Siding has been dedicated to transforming homes across Long Island, Queens, Brooklyn, and the Bronx with exceptional craftsmanship and premium products. Our team of design consultants works closely with homeowners to create customized solutions for replacement windows, vinyl siding, roofing, and doors, ensuring every project enhances both aesthetics and functionality. With a direct approach to installation and service, we eliminate middlemen, offering competitive pricing and personalized attention to every client. Our commitment to quality is reflected in extensive warranties and financing options, including 0% APR, making home improvement accessible and stress-free.

Customer satisfaction remains our top priority, as evidenced by testimonials praising our professional installation crews, meticulous attention to detail, and reliable service. Whether upgrading a single feature or undertaking a full exterior renovation, homeowners trust Alpha Windows & Siding to deliver durable, energy-efficient solutions that increase property value and stand the test of time.
Services
Windows Siding Roofing Stone Patio Doors Accents
Highlights and features
  • We offer 0% APR financing options for affordable home upgrades.
  • Our team provides expert installation services with meticulous attention to detail.
  • We serve Long Island, Queens, Brooklyn, and the Bronx with local expertise.
  • All jobs are backed by extensive warranties for lasting peace of mind.
  • Free in-home consultations ensure tailored solutions for every homeowner.
What people say
Excellent craftsmanship Courteous staff Satisfied customers Energy-efficient solutions Meticulous attention to detail
Services
Windows
Alpha Windows are precision-manufactured to reduce heating and cooling costs while enhancing home aesthetics. Our trained professionals ensure flawless installation tailored to homeowner preferences, delivering durability and energy efficiency. Customers praise the windows for eliminating drafts, improving insulation, and increasing property value.
Siding
Alpha Tri-Lock Vinyl Siding revitalizes home exteriors with six styles and 24 color options. The exclusive tri-lock design prevents bulging seams, ensuring a seamless, long-lasting finish. Homeowners appreciate the durability, low maintenance, and instant curb appeal boost provided by our siding solutions.
Roofing
Alphas roofing shingles feature extra-strong micro-weave technology for 50% greater durability than standard options. Backed by a 30-year warranty, our roofs offer Class A fire ratings and superior wind resistance, ensuring safety and longevity. Customers report noticeable improvements in weatherproofing and energy efficiency.
Patio Doors
Alpha Sliding Glass Doors combine security and energy efficiency with double-insulated tempered glass and moisture-absorbing desiccants. The reinforced frame and multi-point locking system provide peace of mind, while the sleek design enhances natural light and outdoor access.
Stone
Eldorado Stone & Brick and Versetta panelized stone veneer add unique architectural flair to homes. These lightweight, durable options complement vinyl siding and create striking visual contrasts. Customers highlight the transformative effect of stone accents on exterior aesthetics and home value.
Questions
What areas does Alpha Windows & Siding serve?
We serve Long Island, Queens, Brooklyn, Bronx, Westchester, Manhattan, Staten Island, Nassau, Suffolk, and the broader Tri-State area.
Do you offer financing options?
Yes, we provide 0% APR financing to make home improvements affordable and accessible for all homeowners.
What warranties are included with your products?
Our windows, siding, and roofing come with extensive warranties, including lifetime coverage for defects and workmanship.
Can I schedule a free consultation?
Absolutely! We offer free in-home consultations to discuss your project needs and provide tailored recommendations.
How long does installation typically take?
Most projects are completed efficiently, with minimal disruption to homeowners, often within days depending on scope.
Are your installers professionally trained?
Yes, all our crews are locally based, experienced, and committed to delivering meticulous results with courtesy and care.
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