Professional Composite Window Replacement in Bow, NH For Your Dream Home
Request a Free Quote
Getting started is simple! Request a free quote today, and our team will provide a detailed estimate tailored to your project. Whether you need siding repairs, window replacements, or a new deck, we’ll help you understand the scope and cost of your project.
Transform Your Bow, NH Home with Quality Composite Windows
Bow, NH offers a great balance of small-town atmosphere and easy access to Concord and New Hampshire’s best recreation. Families enjoy excellent schools, while outdoor enthusiasts can take advantage of local hiking trails, parks, and the nearby Merrimack River. The community maintains a friendly and welcoming feel, making it an attractive destination for settling down, raising a family, or building new construction. Whether your home is historic or newly built, Bow provides a special place to call home. With Bow’s blend of established homes and new construction, homeowners often look to upgrades that add value, save energy, and keep their homes looking current for today’s thriving real estate market. Upgrading with composite replacement windows makes sense—improved insulation helps control home energy costs, a must in New Hampshire’s four distinct seasons. Better windows can also unlock benefits when it comes to homeowner insurance or qualifying for financing, helping both buyers and sellers maximize their investments.
Cracked or Broken Glass:
Damaged panes compromise insulation and safety.
Drafts and Poor Seals:
Persistent air leaks make it harder to keep your home comfortable.
Condensation Between Panes :
Foggy windows indicate failed seals and reduced energy efficiency.
Warped or Damaged Frames:
Warping and cracks affect the window’s performance and durability.
Outdated Appearance:
Old, unattractive storm windows can detract from your home’s curb appeal.
Energy-Efficient Composite Window Replacement Services
Complete Exterior offers precision composite window replacement services for homeowners in Bow, NH, tailored specifically for existing homes and properties needing updates. Our team expertly removes old, inefficient windows and installs advanced composite options designed for the unique demands of New Hampshire living. We deliver solutions that improve comfort, style, and energy efficiency for lasting results. Composite windows are excellent for replacing aging or damaged windows because they resist rot, moisture, and fading—ensuring your investment lasts for years. We customize the installation process to perfectly fit your home, safeguarding both performance and curb appeal. Bow homeowners choose Complete Exterior for skilled craftsmanship and attentive, personal service. With extensive experience and access to top window brands, we guarantee every project meets the highest standards. From first consultation to final cleanup, our job is to make your window upgrade easy, seamless, and worry-free.
Types of Siding We Work With
Complete Exterior works with a variety of siding materials to match your home’s style and needs:
Vinyl Siding
Durable, low-maintenance, and available in a wide range of colors.
Cedar Shake Siding
Adds natural charm and rustic beauty to any home.
Wood Siding
Traditional and timeless, offering a customizable, classic look.
Fiber Cement Siding
Combines strength and style for lasting performance.
Aluminum Siding
Lightweight, weather-resistant, and budget-friendly.
Trusted Composite Window Replacement Services in Bow, NH
Bow’s climate features chilly winters, humid summers, and unpredictable weather in between—conditions that take a toll on old or inefficient windows. Drafts, condensation, and heat loss can become daily frustrations, leading to discomfort and soaring energy bills. Composite windows are designed for such challenges, resisting warping and rot while keeping your home insulated and dry all year long. Replacing your windows with quality composite options isn’t just about looks—it helps protect your home’s comfort and structure for the long haul. Investing in composite window replacements means you’re also investing in long-term energy savings. Their superior insulation means your heating and cooling systems work less, dropping your monthly costs. A window upgrade enhances your home’s value and can even help smooth insurance or loan processes by demonstrating your commitment to energy efficiency and property upkeep. For Bow homeowners seeking to refresh their space and add lasting utility, composite windows are a proven solution.
Full Storm Window Replacement
Upgrade outdated or damaged storm windows with modern, energy-efficient replacements.
Custom Storm Windows
Custom-fit storm windows designed to match unique window sizes, shapes, or architectural styles.
Energy-Efficient Solutions
Replace old windows with insulated, weather-resistant options to improve comfort and reduce energy costs.
Reduce Energy Bills in Your Home with Replacement Composite Windows
Bow features many charming older homes alongside new construction, but rising energy costs impact everyone. Many homes still have original windows or deteriorating frames that let in drafts and force heating and cooling systems to work overtime—resulting in higher monthly expenses. Composite windows outperform wood and vinyl with their superior insulation, tight seals, and resistance to harsh New Hampshire weather. Their long lifespan and minimal upkeep make them an appealing investment for lasting comfort and savings. Complete Exterior specializes in composite window replacement for homes that need an upgrade or are being newly finished. We install windows that provide reduced drafts, more consistent indoor temperatures, and a style that refreshes curb appeal. Choosing composite materials means durable, efficient performance year-round, all professionally installed by our team. Let us help make your home more beautiful, comfortable, and energy-smart.
Improved Energy Efficiency:
Modern storm windows provide an additional layer of insulation, reducing energy loss and lowering your utility bills.
Better Comfort:
Eliminate drafts and regulate indoor temperatures for a cozier home year-round.
Enhanced Noise Reduction:
Enjoy a quieter, more peaceful home with storm windows that block out outside noise.
Increased Protection:
Shield your primary windows from weather damage, extending their lifespan and saving on maintenance costs
Enhanced Curb Appeal:
New storm windows improve the look of your home while boosting its value.
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Types of Composite Windows We Work With
At Complete Exterior, we work with leading composite window brands recognized for durability and energy-saving performance. We offer Andersen, Marvin, and other top manufacturers known for advanced composite technology that stands up to New England weather. Andersen windows use Fibrex®—a fusion of wood’s strength and vinyl’s low-maintenance characteristics—offering exceptional insulation and resistance to warping or fading. Marvin’s Elevate and Essential series use fiberglass composites for outstanding thermal stability and longevity in extreme temperatures. Whatever your home’s needs—energy efficiency, modern appearance, or maximum value—we have composite window options and expert installation to match. Count on us for window brands that perform beautifully, season after season.
Exterior Composite Windows
Mounted outside your primary windows for maximum weather protection and energy efficiency.
Interior Composite Windows
Installed on the inside of your home, providing easy access and a sleek appearance.
Custom Composite Windows
Made-to-order solutions to fit unique or irregular window shapes and styles.
Our Composite Window Replacement Process
Our process starts with a one-on-one consultation to assess your current windows and discuss the best composite choices for your home. Once you select your window style and brand, our experienced team carefully removes your old windows and preps each opening for the ideal fit. We install your new composite windows using proven techniques for airtight seals, proper alignment, and dependable insulation. Your project is finished with a complete inspection and thorough cleanup, ensuring your home looks and feels its best with every upgrade.
Free Consultation & Assessment
Our team evaluates your current windows, discusses your needs, and recommends the best storm window replacements.
Window Selection
Choose from a variety of storm window styles, materials, and energy-efficient options.
Custom Measurement & Fabrication
We take precise measurements to ensure your new storm windows fit perfectly.
Professional Installation
Our skilled team installs your storm windows with care, ensuring proper sealing and maximum efficiency.
Final Inspection & Satisfaction Check
We inspect every window for quality and performance, ensuring you’re completely satisfied with the results.

Flexible Financing for Window Replacement and Installation
Complete Exterior makes window replacement accessible through Wisetack Financing—offering fast approval, low monthly payments, and transparent terms for projects of all sizes. You can finance between $500 and $25,000 with no surprise fees, making it easy to invest in energy-saving composite windows. For larger projects, we partner with local banks to provide HELOC (Home Equity Line of Credit) financing. A HELOC lets you use your home’s equity for your window upgrade, giving you flexibility with payment and low-interest rates. This way, you improve energy efficiency and style while spreading investment costs comfortably over time.
Greensky Financing
Quick approvals for projects up to $100,000 with no prepayment penalties or hidden fees.
HELOC Options
For larger projects, we connect you with trusted local banks offering Home Equity Line of Credit (HELOC) solutions.
Lifetime Warranty for Window Installations
We support our work with a Transferable Lifetime Labor Warranty, providing lasting protection and peace of mind for your window installation. This labor warranty covers any installation-related issues, so you have confidence your windows are expertly installed. If you ever sell your home, the warranty passes to the next owner—adding value and security to your property. Our trusted brands, like Andersen and Marvin, also back their products with strong manufacturer warranties covering materials and defects. Together, these warranties ensure your windows stay energy-efficient, secure, and beautiful for years to come, protecting your investment on all fronts.
Why Choose Us for Your Composite Window Needs?
Complete Exterior is Bow’s choice for composite window replacement because we focus on quality, precise craftsmanship, and tailored service. We listen to your needs, study your home’s unique challenges, and recommend the right solutions. Our team is skilled in installing premium composite windows from the industry’s best brands, delivering long-lasting results that immediately improve your comfort and efficiency. Every project is handled with close attention to fit and finishing details, maximizing insulation and curb appeal. When you work with us, you receive more than just windows—you get a true investment in your home’s value, style, and performance.
Expert Craftsmanship:
Our experienced team ensures precise installation for optimal performance and durability.
High-Quality Materials:
We install top-of-the-line storm windows designed to withstand the harsh New Hampshire climate.
Customer-Centered Service :
From consultation to completion, we prioritize clear communication and your satisfaction.
Transferable Lifetime Labor Warranty:
Every installation is backed by our Lifetime Labor Warranty for peace of mind and long-term value.
What Our Customers Say About Our Window Services
"We had Complete Exterior replace all the old windows in our home with new composite ones, and the difference is incredible. The house feels more comfortable, our energy bills are lower, and the windows look amazing. The team was professional, efficient, and paid attention to every detail. We’re so glad we chose them for the upgrade."
"Complete Exterior did an outstanding job replacing the outdated windows in our home with high-quality composite ones. The installation was seamless, and the crew was respectful and efficient. Our home is noticeably quieter, more energy-efficient, and looks refreshed from the outside. It was one of the best home improvement decisions we’ve made."
"From start to finish, Complete Exterior made our composite window replacement project stress-free. The new windows look fantastic and have already made a noticeable difference in both comfort and energy savings. Their team was knowledgeable, professional, and delivered exactly what they promised. We couldn’t be happier with the results."
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Request a Free Quote
Getting started is simple! Request a free quote today, and our team will provide a detailed estimate tailored to your project. Whether you need siding repairs, window replacements, or a new deck, we’ll help you understand the scope and cost of your project.
Schedule Your Composite Window Replacements Today
Ready to upgrade your home with modern, energy-efficient composite windows? Call Complete Exterior at (603) 919-9155 or request a free consultation online. Our team will help you find the perfect composite window replacements to improve your home’s comfort, energy efficiency, and protection for years to come.