Energy Efficient Window Replacement
Colorado — Lower Bills. Federal Tax Credits Available.
Energy efficient window installation runs $600–$2,500 per window installed. Full home replacement: $8,000–$25,000. Federal Energy Efficient Home Improvement Credit covers up to 30% of costs up to $600 for qualifying windows.
Colorado’s 300+ days of sunshine and extreme temperature swings make window performance a direct driver of your energy bill every month.
Why Hire Josh Brooks Construction?
- ✓ License CON-24-0152 — verifiable at Colorado DORA
- ✓ 31 years of hands-on Front Range construction experience
- ✓ Seventh-generation builder — Josh Brooks personally manages every project
- ✓ $1M/$2M general liability insurance
- ✓ 2167 Frontier St, Longmont CO 80501 — local, not a call center
- ✓ Senior & Veteran discounts available
- ✓ Free written estimates — clear price before any work starts
Free Written Estimate
No pressure. No obligation. We come to your home, inspect the project, and give you a clear written price — usually within 24 hours.
📞 Call 720-828-7997
💬 Text 720-597-6232
CON-24-0152 • $1M/$2M Insured • 2167 Frontier St, Longmont CO 80501
Common Questions
What makes a window energy efficient in Colorado?
Energy efficient windows in Colorado need Low-E (low-emissivity) glass coating, triple or double-pane insulated glass units, warm-edge spacers, and thermally broken frames. Low-E coatings block UV and infrared while transmitting visible light — critical in Colorado’s intense sunshine. ENERGY STAR certified windows meet the minimum performance standards for the Northern Climate Zone covering most of Colorado.
Do energy efficient windows qualify for federal tax credits in Colorado?
Yes. The federal Energy Efficient Home Improvement Credit (Section 25C) provides 30% of the cost of qualifying windows up to $600 per year. Windows must meet ENERGY STAR Most Efficient criteria to qualify. Josh Brooks Construction installs ENERGY STAR certified windows and provides documentation for your tax credit claim. Credits are available through 2032 under the Inflation Reduction Act.
How much does energy efficient window replacement cost in Colorado?
Energy efficient window installation in Colorado runs $600–$2,500 per window fully installed. A full home replacement with ENERGY STAR windows typically costs $8,000–$25,000 depending on home size and window count. Premium brands like Pella, Andersen, and Marvin run more than builder-grade windows but carry stronger warranties and higher energy performance ratings.
How much do energy efficient windows save on energy bills in Colorado?
The U.S. Department of Energy estimates that replacing single-pane windows with ENERGY STAR certified double-pane windows saves $125–$465 per year in Colorado’s climate. Replacing older double-pane windows with ENERGY STAR Most Efficient products saves $27–$111 per year. In Colorado’s cold winters and hot summers, high-performance windows also improve comfort significantly by eliminating drafts and cold glass surfaces.
Ready to Get Started?
Free energy efficient window estimate. Serving Longmont, Boulder, Fort Collins, and all of Northern Colorado.
📞 720-828-7997
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CON-24-0152 • $1M/$2M Insured • Senior & Veteran Discounts • Longmont, CO 80501