Window Replacement and Sales
When your home can't keep up with the heat, book our window replacement services in Northern Colorado.
A+ BBB Rated
Accredited and A+ rated by the Better Business Bureau. Our reputation is built on quality work and customer satisfaction.
100% Satisfaction
Professional installation from start to finish. We guarantee you'll be happy with your new windows and the installation quality.
10+ Years Experience
A decade of expertise in window replacement and installation across Northern Colorado. Your windows are in expert hands.
Transparent Pricing
Free estimates with no hidden costs. You know exactly what you're paying before we start any window replacement project.
Window Replacement Services
Is your home struggling to keep up with the summer heat or winter cold? If so, then the issue could be your windows. Reach out to Lomax Window & Door Co to fix the problem.
We offer window replacement services to best help you regulate your home's temperature.
Get A QuoteMaking Homes Energy-Efficient and Secure
Our window installation and replacement services will surely give your home a new look that you'll love while also ensuring better energy efficiency. Upgrading your glass is typically one of the best ways to reduce heating and cooling costs.
Contact us at (970) 225-3869 to schedule our window replacement services today.
Need New Windows?
We want you to catch window issues before they get worse. You might need new windows if they are:
- Hard to open and close
- Frosty Windows
- Water or Air Infiltration
- Maintenance
If you notice any of these signs, don't hesitate to reach out. Call now to get a no-obligation, free estimate on our window replacement services.
Get A QuoteWhy Choose Lomax for Your Windows
Family-Owned Expertise
Over a decade of experience installing windows throughout Northern Colorado. We know the local climate and what works best for your home.
Professional Installation
Proper installation is crucial. Our certified installers ensure your windows are fitted perfectly for maximum performance and durability.
Premium Brands
We partner with leading manufacturers offering high-quality, energy-efficient windows backed by excellent warranties.
Transparent Pricing
Free estimates with no surprises. We explain options clearly so you can make informed decisions for your home.
Customer Service
From consultation to installation and beyond, we're committed to your satisfaction. Licensed, insured, and A+ BBB rated.
Local Knowledge
We understand Fort Collins and Northern Colorado homes. We recommend windows that handle our climate's unique challenges.
Explore Our Window Services
Window Replacement
Replace old, inefficient windows with modern, energy-efficient alternatives.
Full-Service Installation
Professional installation ensuring perfect fit and optimal performance.
Window Materials
Choose from vinyl, aluminum-clad wood, fibrex, and more options.
Window Types
Double-hung, sliding, casement, bay, bow, and more window styles.
Window Brands
We work with top manufacturers offering quality and reliability.
Benefits of New Windows
Energy Efficiency
Modern windows provide superior insulation, reducing heat loss in winter and heat gain in summer. Lower utility bills year-round.
Comfort & Control
Better temperature control throughout your home. Eliminate drafts, cold spots, and keep your living space consistently comfortable.
Noise Reduction
High-performance glass and frames reduce outside noise, creating a quieter, more peaceful home environment.
Home Value & Curb Appeal
New windows enhance your home's appearance and increase resale value. Buyers appreciate quality windows and energy efficiency.
Low Maintenance
Modern windows require minimal upkeep. No more painting, minimal cleaning—just enjoy your windows for years.
UV Protection
Premium coatings protect furnishings and flooring from fading caused by UV rays, while letting in beautiful natural light.
Why Professional Installation Matters
Buying the right windows is only half the battle. Professional installation ensures your windows perform as designed, protecting your investment and maximizing efficiency.
Proper Sealing
Expert installation ensures airtight seals and weatherproofing, preventing drafts and water infiltration that compromise performance.
Structural Integrity
Proper framing and support maintains your home's structural integrity and prevents future issues from improper installation.
Warranty Protection
Professional installation by certified installers ensures your manufacturer's warranty remains valid, protecting your investment.
Frequently Asked Questions
How long do replacement windows last?
Quality replacement windows typically last 20-30 years or longer with proper maintenance. Factors like climate, maintenance, and installation quality affect lifespan.
What's the best time to replace windows?
Any season works, though many homeowners prefer spring or fall for comfortable working conditions. Winter replacements are possible but may take longer due to weather.
Are replacement windows worth the investment?
Yes. Energy savings, increased home value, improved comfort, and reduced maintenance make replacement windows a smart investment that pays for itself over time.
How much do replacement windows cost?
Costs vary based on window type, size, materials, and your home. We provide free estimates so you know pricing before deciding. Contact us for a personalized quote.
Do you offer financing options?
We work with homeowners to find solutions that fit their budget. Contact us to discuss financing options and find a plan that works for you.
Ready to Upgrade Your Windows?
Get a free estimate and discover how much you can save with modern, energy-efficient replacement windows.
Request Free Estimate