What types of windows and doors do you offer?
We offer a diverse range of energy-efficient windows and doors, including vinyl, fiberglass, and custom options, designed to meet your specific needs.
Transform Your Home with Coastal Windows, LLC
Experience unmatched window and door replacement services tailored for Long Island's challenges. Quality craftsmanship and energy efficiency are our promises to you.
Crafting Excellence in Every Pane
Long Island isn’t just where we work — it’s home. It’s where ocean winds test old frames. Where winters find the smallest draft. Where summer light pours in through wide backyard windows. And it’s where we built a window company rooted in craftsmanship, honesty, and pride.
How It Started
Our story began with a simple belief: Homeowners deserve better. Too many families were being sold rushed installations, low-grade materials, and "good enough" solutions. We saw homes losing heat in the winter and cool air in the summer — not because owners didn’t care, but because no one had taken the time to do the job right. So we did. What started as a small, local crew with a pickup truck and a commitment to quality has grown into a trusted Long Island window replacement company known for:
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Precision installation
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Energy-efficient solutions
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Clean, respectful job sites
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Transparent pricing
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Craftsmanship that lasts decades
But even as we’ve grown, one thing hasn’t changed — we treat every home like it’s our own.
Frequently Asked Questions
Get answers to your common questions about our services.
Are your installations guaranteed?
Yes, we provide a comprehensive warranty on all installations to ensure your peace of mind and confidence in our quality craftsmanship.
How do I know if I need a window replacement?
Signs include drafts, condensation between panes, visible damage, or outdated styles. Contact us for a free consultation to assess your needs.