720-427-4477Boulder Window Company
Installation, Replacement, and More
At JDI Windows, we go beyond basic window replacement with unmatched craftsmanship, trusted installation, and personalized care. Every window is placed with precision to ensure long-term results.
Whether you’re in Mapleton Hill, Table Mesa, or North Boulder, we provide solutions tailored to your home.
JDI is the 2024 winner of the Best of the Best award.
As the 2024 winner of the Best of the Best award, JDI Windows has earned the trust of countless homeowners. We’ve spent decades perfecting our craft, handling projects from minor fixes to major replacements with precision. Leaky, drafty, or outdated windows don’t stand a chance with our team. Boulder homeowners rely on us for window upgrades that deliver efficiency, comfort, and lasting style.
Award-Winning Window Installation Company in Boulder
Since 2020, JDI Windows has held recognition as one of America’s top local businesses and proudly received the Best of the Best award every year since 2015. This ongoing achievement reflects our dedication to service and craftsmanship. As a leading Boulder window company, we deliver installations that bring not just windows, but true comfort and long-term value.
OUR PROCESS
How We Work
Planning a window upgrade doesn’t need to be overwhelming. Our team has created a simple, transparent process that makes window replacement or installation stress-free for Boulder homeowners. Here’s the step-by-step:
Request a Quote
Getting started is easy! Simply call us at 720-619-3121 or fill out our online contact form. Once we have your request, we’ll follow up with a call to go over your project. We’ll ask about the number of windows, the style you’re considering, and details about your home so we can recommend the best options.
Receive an Accurate Quote
After gathering information, we’ll send you a clear, accurate quote tailored to your project. You’ll have the chance to review everything before moving forward. With JDI Windows, you’ll always know the cost upfront — no hidden charges or unexpected fees.
Seal Your Order
Once the project terms are agreed upon, we’ll move forward to the next step. Our installation specialists will schedule a measuring appointment within 48 hours. During this visit, we’ll take precise measurements of your window spaces to ensure the replacement windows are a perfect fit, guaranteeing a seamless and professional installation.
Schedule Your Installation
As soon as your windows arrive, we’ll work with you to set a convenient installation date. After installation, our crew makes sure your home is left spotless and that you’re 100% satisfied. If any concerns come up, we’ll handle them right away. We’re dedicated to delivering a seamless window installation experience in Boulder, offering a wide range of product choices, precise custom-fit installations, and exceptional customer service.
Windows That Perform, Service You Trust, and Lasting Benefits
Outdated windows can compromise comfort and raise energy costs. New installations give you the efficiency, style, and durability your home deserves. JDI Windows proudly delivers top-quality solutions for homeowners in Boulder.
Services JDI Windows Offers
Installation
JDI Windows
Installation Service
Building a new home or upgrading an older one in Boulder? We’ve got you covered. As a top-rated window company in Colorado, we combine trusted expertise with high-quality products to deliver a final result you’ll love.
Replacement
Reliable Window Replacement Service
Noticing signs of damage, warping, or poor insulation? We’re here to help with our replacement window services. We’ll evaluate your current windows and recommend energy-efficient, stylish replacements that align with your home’s look and your budget.
Energy-Efficient Windows That Perform
Our go-to brand, Altius, is known for its quality and efficiency. Each Altius window is Energy Star certified and built to your home’s exact specifications. That means you’ll enjoy lower energy costs, increased comfort, and windows that last for decades — all while enhancing the beauty of your home.
Your Partner for Better Windows
For more than 25 years, JDI Windows has been trusted by Colorado families for reliable service and results. Our A+ BBB rating reflects that history. Considering a project? We’d be glad to stop by your Boulder home for a free consultation.
Look for a Dealer with a Wide Selection of Windows
When selecting a window company, it’s important to work with one that offers more than just a few standard options. Every home is unique, and your windows should reflect your style, budget, and performance needs. At JDI, we provide homeowners with access to over 300 different window styles, materials, and sizes. From modern designs to classic looks, our team helps you customize the perfect fit so your new windows enhance efficiency, comfort, and curb appeal.
JDI has over 300 styles, materials & sizes of windows.
Work with a Trusted, Local Professional
Instead of relying on national chains that treat customers like numbers, choose a local window company that understands your community and your home’s needs. JDI is family-owned and has over 50 years of combined experience serving Colorado neighborhoods. As a trusted window company in Boulder, we focus on delivering quality craftsmanship, personalized care, and results that last.
JDI is a family-owned company with over 50 years of combined experience.
Ask Questions About Pricing, Service, Installation, and Warranties
When comparing one company to another, make sure you’re getting clear answers about pricing, installation, and warranties. At JDI, we believe in honesty and transparency from start to finish. Our quotes are straightforward with no hidden fees, and our warranties give you confidence that your investment is protected. Backed by unmatched service and skilled installers, we make window replacement simple and stress-free.
At JDI, we believe in complete transparency and unmatched expertise.
JDI Windows: The Right Choice for Professional Window Installation in Boulder
Customer Testimonials
Frequently Asked Questions
How long will window installation take?
Most jobs in Boulder are completed in just a day or two. Larger projects or unique layouts may take longer, but we always balance speed with precision. Our installers focus on quality workmanship and leave your home spotless once the job is done.
Can I get windows replaced during cold weather?
Yes. Winter is a great time to upgrade. Replacing old, drafty windows in Boulder during cold months provides instant benefits in comfort and energy efficiency. Our process is designed to minimize disruption so your home stays warm throughout installation.
Will my project cost change after measurements?
We provide upfront, accurate quotes. The price you receive is intended to cover everything. Should final measurements require changes, we’ll discuss them first to make sure you’re comfortable moving forward. No surprises—just honesty and clarity.
How do I know which windows are right for me?
We’ll guide you through your options, explaining styles, frame finishes, glass choices, and performance ratings. Our recommendations are designed to complement your Boulder home’s architecture while staying within your budget. You’ll feel confident in your choice.
What are common signs it’s time for new windows?
Indicators include drafts, trouble opening or closing, cracked or fogged glass, or frames that are warped or damaged. Rising heating and cooling bills are also a sign your windows may not be efficient. Modern replacements solve these problems and boost comfort.
