Garage Door Sales & Installation in Dover, NH
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Trusted Garage Door Experts Serving Dover Since 1989
For over 35 years, Duplouy Enterprises LLC has provided garage door sales, installation, and repairs in Dover, NH, and throughout Rockingham and Strafford County. As a family-owned business founded in 1989, we take pride in helping homeowners protect their properties while enhancing curb appeal with durable, beautiful, and expertly installed garage doors.
We understand that your garage door plays a vital role in your daily routine. When it works properly, it offers safety, security, and convenience. When it doesn’t, it can disrupt your day and compromise your home’s protection. That’s why we approach every job — large or small — with precision and care, ensuring your door operates smoothly for years to come.
Why Your Garage Door Matters
Your garage door is one of the largest moving parts in your home, used multiple times a day. Beyond aesthetics, it provides security, insulation, and accessibility. Over time, wear and tear can cause springs to weaken, panels to warp, or openers to fail. Left unchecked, these small issues can lead to expensive repairs or even safety risks.
At Duplouy Enterprises LLC, we specialize in keeping your garage door in top shape through expert installation, quality replacement doors, and preventative maintenance. We work with trusted brands and materials built to withstand New England’s harsh weather conditions — ensuring long-term reliability and energy efficiency.
By the
Complete Garage Door Solutions
Garage Door Sales
Whether you’re replacing an old door or building a new home, we offer a wide range of garage doors for sale in Dover, NH, to suit any style or budget. Our catalog includes durable steel, classic wood, and insulated options designed to boost curb appeal and improve performance. We’ll walk you through design options, color choices, and insulation levels to help you find the perfect fit for your home.
Garage Door Installation
Precision matters during installation. Our experienced technicians measure carefully, remove your old system safely, and install your new door with balance and accuracy. We perform full safety inspections, test openers, and verify alignment before we consider the job complete. The result? A quiet, smooth, and secure garage door that performs flawlessly year after year.
Garage Door Repair & Maintenance
From broken springs and damaged panels to malfunctioning remotes, our team provides fast, professional repairs when you need them most. We also offer preventative maintenance services that keep your garage door system running smoothly — extending its lifespan and preventing costly issues. Homeowners throughout Rockingham and Strafford County rely on us for dependable, long-term service.
Garage Screen Installation
Our garage screen installations are ideal for turning your garage into a versatile living area. These retractable screens allow fresh air in while keeping bugs and debris out, making your garage a great space for entertaining, exercising, or relaxing. Each screen is custom-fitted for a clean, durable, and easy-to-use setup.
The Duplouy Enterprises Difference
What sets Duplouy Enterprises LLC apart is our long-standing commitment to honesty, craftsmanship, and customer satisfaction. We’ve built our reputation one project at a time through reliable service and consistent results. Homeowners choose us because we offer:
Decades of experience
Over 35 years in the garage door industry.
Personalized service
Every home and door is unique, and we tailor solutions to match.
Quality craftsmanship
We use top-tier materials and modern techniques to ensure lasting durability.
Local dedication
As a Dover-based business, we value our community and stand behind every job we complete.
Frequently Asked Questions
How often should I have my garage door serviced?
Once a year is ideal. Regular maintenance keeps your springs, cables, and openers working efficiently and safely.
What if my garage door won’t open or close?
This may indicate a broken spring, track misalignment, or sensor issue. Call us right away — we offer prompt service across Dover and nearby towns.
Can you replace my garage door opener too?
Absolutely. We install and repair all major brands of openers and remotes for reliable, quiet operation.
Are your technicians insured and experienced?
Yes. Every member of our team is fully trained, insured, and dedicated to delivering professional results.
AN INSPIRATIONAL HERITAGE
The story of Westwood college dates back to 1822 when the foundation stone was laid. As one of the longest continuous history of any English school, built on decades of leadership, Westwood college is the ideal place for those who can appreciate this legacy.
The antique facilities of the institution are used daily by students, bridging the gap between ancient and modern times.
