Designed for Comfort. Installed for Performance. Built to Last.
If your windows are drafty, difficult to open, fogged between the glass, or causing your heating and cooling bills to climb, replacing them can dramatically improve your home’s comfort, energy efficiency, and curb appeal.
At Centennial Home Improvement, we install premium POLARIS® Windows & Doors designed to help homeowners throughout the Quad Cities and surrounding communities enjoy a quieter, more comfortable, and more energy-efficient home. Since 2015, our family-owned company has helped homeowners replace outdated windows with beautiful, high-performance vinyl replacement windows built to withstand the demanding Midwest climate.
Whether you’re replacing a single window or upgrading every window in your home, our experienced team will help you choose the perfect style, glass package, and energy-saving features for your needs and budget. Every window is professionally measured and installed to ensure years of dependable performance.
Professional Residential Window Replacement
Old or failing windows don’t just affect your home’s appearance—they can also reduce comfort, increase energy costs, and allow moisture and outside noise into your home.
Our complete window replacement services include: 
- Professional in-home consultation
- Accurate measurements
- Custom-fit replacement windows
- Full-frame and insert window installation
- Energy-efficient window upgrades
- Expert installation by experienced professionals
- Thorough cleanup and final walkthrough
Whether your home has one problem window or needs a complete replacement, we’ll explain your options, answer your questions, and provide a detailed, no-pressure estimate.
Why We Choose POLARIS® Windows & Doors
We believe great results begin with great products.
That’s why Centennial Home Improvement proudly installs POLARIS® Windows & Doors, one of the industry’s most respected manufacturers of premium vinyl replacement windows.
POLARIS windows are engineered to deliver exceptional performance through every season by combining advanced energy-efficient technology with long-lasting durability.
Benefits of POLARIS replacement windows include:
- Fusion-welded vinyl frames for exceptional strength
- High-performance Low-E glass packages
- Argon gas-filled insulated glass
- ENERGY STAR® qualified options
- Excellent air infiltration performance
- Reduced outside noise
- Low-maintenance vinyl construction
- Beautiful styles and color options
- Industry-leading warranty protection
These premium features help keep your home warmer during Iowa and Illinois winters, cooler throughout the summer, and more comfortable every day of the year.
Energy-Efficient Windows That Work Year-Round
The Midwest experiences everything from freezing winter temperatures and heavy winds to humid summers and intense sunlight.
Older windows often struggle to keep conditioned air inside your home, forcing your HVAC system to work harder and increasing monthly utility bills.
Our energy-efficient replacement windows help homeowners:
- Reduce heating and cooling costs
- Eliminate uncomfortable drafts
- Maintain more consistent indoor temperatures
- Reduce outside noise
- Protect furniture and flooring from harmful UV rays
- Improve overall home comfort
Replacing inefficient windows isn’t just an upgrade—it’s an investment in your home’s long-term performance.
Replacement Window Styles
Every home is unique, which is why we offer a wide variety of window styles to complement virtually any architectural design.
Double-Hung Windows
One of the most popular replacement window styles, double-hung windows feature two operable sashes for easy cleaning, excellent ventilation, and timeless curb appeal.
Casement Windows
Ideal for capturing fresh air, casement windows open outward with a crank handle and provide one of the tightest weather seals available when closed.
Sliding Windows
Perfect for wide openings, slider windows operate smoothly while providing expansive views and abundant natural light.
Picture Windows
Picture windows create beautiful panoramic views while maximizing natural daylight and improving energy efficiency through their fixed design.
Bay & Bow Windows
Add architectural character, additional interior space, and abundant natural light with elegant bay and bow window configurations.
Basement & Egress Windows
Improve safety, natural lighting, and ventilation while meeting building code requirements where applicable.
Custom Windows
Every home is different. We also offer custom shapes and sizes designed specifically for your home’s architecture and your personal style.
How Much Do Replacement Windows Cost?
One of the first questions homeowners ask is:
“How much do replacement windows cost?”
The answer depends on several factors, including:
- Window size
- Window style
- Glass package
- Frame options
- Installation method
- Structural repairs, if needed
- Number of windows being replaced
While every home is different, most homeowners throughout the Quad Cities can expect to invest approximately:
- Single replacement window: $900–$2,000+ installed
- Whole-home window replacement (10–15 windows): $9,000–$30,000+
- Large custom homes or premium glass packages: $25,000+
These are general investment ranges. During your free consultation, we’ll inspect your existing windows, discuss your goals, explain your options, and provide a detailed written estimate with transparent pricing—so you’ll know exactly what to expect before making any decisions.
We also offer flexible financing options for qualified homeowners, making it easier to invest in energy-efficient replacement windows with affordable monthly payments.
Our Window Installation Process
Replacing your windows doesn’t have to be stressful.
Here’s what you can expect when you work with Centennial Home Improvement.
Step 1 — Free Consultation
We’ll inspect your existing windows, discuss your concerns, and recommend the best replacement options for your home.
Step 2 — Accurate Measurements
Every replacement window is custom measured to ensure a precise fit and exceptional performance.
Step 3 — Product Selection
We’ll help you compare styles, colors, hardware finishes, glass packages, and energy-efficient options.
Step 4 — Professional Installation
Our experienced installation team carefully removes your old windows and installs your new POLARIS windows according to manufacturer specifications.
Step 5 — Final Walkthrough
Before we leave, we’ll inspect every window with you, answer your questions, and ensure you’re completely satisfied with the finished project.
Why Homeowners Choose Centennial Home Improvement
Homeowners throughout the Quad Cities continue to trust Centennial Home Improvement because we focus on quality, honesty, and exceptional customer service.
When you choose us, you’ll receive:
- Family-owned and operated service since 2015
- Premium POLARIS® replacement windows
- Licensed, bonded, and insured professionals
- Honest recommendations without high-pressure sales
- Manufacturer-backed warranties
- Clean, respectful installation crews
- Detailed written estimates
- Excellent communication throughout your project
- One trusted contractor for roofing, siding, windows, doors, and gutters
- A+ Better Business Bureau Accreditation Rating
- 4.9 Google Star Rating with over 260 five-star client reviews
Our goal isn’t simply to replace your windows—it’s to help you improve your home’s comfort, efficiency, and long-term value.
Industry-Leading Warranty Protection
Your investment deserves lasting protection.
Many of our replacement window systems include warranty features such as:
- Glass breakage protection
- Seal failure coverage
- Transferable warranty options
- Lifetime limited warranty coverage on qualifying products
We’ll explain your warranty coverage before installation, so you know exactly what’s included.
Frequently Asked Questions
How do I know it’s time to replace my windows?
Common signs include drafts, condensation between the glass, difficulty opening or closing windows, rising energy bills, rotting frames, or visible damage.
Are vinyl replacement windows energy efficient?
Yes. Modern vinyl replacement windows with Low-E glass and insulated frames are significantly more energy efficient than many older windows.
How long does window installation take?
Most residential window replacement projects can be completed in one to two days, depending on the number of windows being installed.
Will new windows reduce outside noise?
Yes. Many homeowners notice a significant reduction in outside noise thanks to insulated glass and improved weather sealing.
Can replacement windows increase my home’s value?
Quality replacement windows can improve curb appeal, increase energy efficiency, and make your home more attractive to future buyers.
Do you provide free estimates?
Absolutely. We offer free, no-obligation consultations and detailed written estimates for homeowners throughout our service area.
Does Centennial Home Improvement offer services beyond replacement windows?
We certainly do! Besides installing new vinyl replacement windows, we also offer roof repair and replacement, siding repair and replacement, seamless gutters, gutter guards, patio door and entry door installation.
Proudly Serving Eastern Iowa & Western Illinois
Centennial Home Improvement proudly installs premium replacement windows for homeowners throughout the Quad Cities, Iowa City, Coralville, North Liberty, Muscatine, Galesburg, and many surrounding communities.
If you’re looking for experienced window replacement professionals who prioritize craftsmanship, honest recommendations, and outstanding customer service, we’d love the opportunity to earn your business.
Schedule Your Free Window Consultation Today
Whether you’re replacing one drafty window or upgrading every window in your home, Centennial Home Improvement is here to help.
We’ll inspect your current windows, explain your options, provide detailed pricing, and help you choose replacement windows that improve your home’s beauty, comfort, and energy efficiency for years to come.
Contact Centennial Home Improvement today to schedule your free, no-pressure window consultation and discover why homeowners throughout the Quad Cities have trusted our family-owned team since 2015.
