Replacement Windows & Patio Doors
Old or inefficient windows and patio doors can lead to drafts, higher energy bills, moisture issues, and reduced comfort throughout your home. At Capital Siding, Windows & Roofing, we provide professional window and patio door replacement services designed to improve energy efficiency, enhance curb appeal, and create a more comfortable living environment year round.
As Andersen Windows Certified Contractors, we have the training and experience to properly install one of the industry’s most trusted window and patio door brands. Our team follows manufacturer-recommended installation practices to help ensure long-lasting performance, energy efficiency, and lasting value for your home.
We offer custom-sized windows and patio doors designed to fit your specific project and architectural style. From classic traditional designs to modern custom solutions, we install high-quality products from trusted manufacturers including Andersen, Pella, Marvin, Kolbe, Atrium, Simonton, Hayfield, Jeld-Wen, Ply Gem, Alside, Thermal Tech, Viewpoint, Walsh, and Parco.
Our experienced team will help you select the right replacement windows and patio doors for your home while ensuring expert installation built to withstand Minnesota’s changing weather conditions.
Before & After Transformations
Real Results. Beautiful Upgrades.

Why Homeowners Choose Capital

Family Owned Since 1987
Proudly serving Minnesota and Wisconsin homeowners with trusted home improvement services for nearly 40 years.

47-Time Angi Super Service Award Winner
Trusted by homeowners and recognized for outstanding service, quality craftsmanship, and a commitment to customer satisfaction.

GAF Certified Roofing Contractor
Trusted expertise, quality materials, and professional installation backed by one of North America's leading roofing manufacturers.

Free Estimates
We provide honest assessments, clear communication, and no-obligation estimates so you can move forward with confidence.

Financing Available
Flexible financing options are available to help make your home improvement project more affordable. Through our financing partner, we offer convenient payment solutions so you can move forward with confidence.

Experienced Craftsmanship
Our experienced installation teams take pride in delivering quality workmanship and attention to detail on every project. From roofing and siding to windows and gutters, we are committed to getting the job done right.

Honest Communication
We believe every homeowner deserves clear communication and straightforward answers. From your initial estimate through project completion, we keep you informed every step of the way.

Long-Term Relationships
Many of our customers return to Capital for additional projects and refer their family and friends. We are proud to build lasting relationships through trust, quality work, and dependable service.
Request a Free Estimate
Serving homeowners throughout the Twin Cities, Greater Minnesota, and Western Wisconsin since 1987. We provide free, no-pressure inspections and estimates, helping you understand your options with honest recommendations, transparent pricing, and no obligation.
New Full Frame and Insert/Pocket Windows
Andersen Window Selection Guide
Choosing new windows is one of the most important investments you can make in your home. From window styles and materials to energy-efficient glass and custom design options, Andersen offers solutions to fit virtually any home and budget.
This comprehensive guide walks you through the window selection process, helping you understand:
- Window styles and functionality
- Design and customization options
- Color, grille, and hardware selections
- Energy-efficient glass packages
- Andersen product series comparisons
Whether you’re replacing existing windows or planning a new construction project, this guide can help you make an informed decision.
Need help selecting the right windows? Our team is here to help.
Built With Trusted Brands
Trusted by Homeowners Across Minnesota & Wisconsin
The choice is clear.
Request a Free Estimate
Serving homeowners throughout the Twin Cities, Greater Minnesota, and Western Wisconsin since 1987. We provide free, no-pressure inspections and estimates, helping you understand your options with honest recommendations, transparent pricing, and no obligation.











