Denton Window Installation & Replacement Services

Transform your spaces with Extollo's high-quality window installations. We offer modern, energy-efficient designs and classic styles for any architecture. Our expert craftsmanship and advanced technology enhance comfort, reduce energy costs, and elevate your property's appeal with every installation.

Why choose us

Construction Magic

Free consultation
  • 100%

    Customer Satisfaction

  • 500

    completed projects per year

  • 40

    Decades of experience

  • +27

    Flexible financing options

Denton’s Window Services

Extollo Construction is Denton’s trusted window contractor, proudly serving homeowners and businesses throughout Denton County with exceptional window installation and replacement services. Our team of licensed, insured, and bonded professionals brings years of local expertise to every project, ensuring your windows are installed with precision and care. Whether you need energy-efficient fiberglass windows, beautiful patio doors, or complete window replacement, we deliver superior craftsmanship and lasting results you can count on.

Ready to Ask a Question?

Get In Touch With Us

(832) 789 8485
Get In Touch

Denton Window Company: Our Expert Window Services

Extollo Construction has established itself as a trusted window contractor serving Denton and Denton County with comprehensive window replacement and installation services. Our expertise spans all window types, with specialized knowledge in fiberglass windows and patio door installations that enhance both the beauty and energy efficiency of your property. We are committed to exceptional craftsmanship, using only premium materials from leading manufacturers like Marvin, Pella, Anderson, and Milgard to ensure long-lasting performance.

Transparency and customer satisfaction are at the heart of everything we do. We offer free inspections and estimates, providing detailed assessments and honest recommendations tailored to your specific needs. Our team also provides expert assistance with insurance claims, making the process smooth and stress-free. With our BBB A+ rating and dedication to quality, we’re here to protect and enhance homes and businesses throughout Denton with windows that stand the test of time.

Expert In All Denton Window Types

Extollo Construction offers comprehensive window services throughout Denton, specializing in both residential and commercial window installation and replacement. Our experienced team works with all window types and styles, from energy-efficient fiberglass windows to elegant patio doors, ensuring we have the perfect solution for your property’s unique needs and architectural style.

Window Service Window Type Average Cost Installation Time Preferred Manufacturers Warranty
Window Replacement Double-Hung Fiberglass $450-$800 2-3 hours Marvin, Pella Lifetime
New Window Installation Casement Fiberglass $500-$900 3-4 hours Anderson, Marvin Lifetime
Patio Door Installation Sliding Patio Door $1,200-$2,500 4-6 hours Pella, Milgard Lifetime
Window Replacement Picture Window $400-$1,000 2-3 hours Marvin, Anderson Lifetime
Bay Window Installation Bay/Bow Fiberglass $1,800-$3,500 6-8 hours Pella, Marvin Lifetime
Window Replacement Awning Fiberglass $450-$750 2-3 hours Anderson, Milgard Lifetime
Patio Door Replacement French Patio Door $1,500-$3,000 5-7 hours Marvin, Pella Lifetime
Window Installation Garden Window $800-$1,500 4-5 hours Pella, Anderson Lifetime
Window Replacement Slider Fiberglass $400-$700 2-3 hours Milgard, Marvin Lifetime
Custom Window Installation Specialty Shapes $800-$2,000 4-6 hours Marvin, Pella Lifetime

When you choose Extollo Construction for your window project in Denton, you’re partnering with a team that combines expert craftsmanship with premium materials and transparent pricing, ensuring your investment delivers beauty, energy efficiency, and lasting value.

Your Trusted Denton Window Contractor: Why Choose Us?

Extollo Construction stands apart as Denton’s premier window contractor, offering unmatched expertise and comprehensive services that go beyond simple installation. Our team understands the unique architectural styles and environmental considerations of Denton properties, from historic homes to modern constructions. We maintain $2 million in comprehensive liability insurance, operate a local office to serve you and surrounding areas promptly, and provide 24/7 emergency response when you need us most. Our commitment to excellence is reflected in our BBB A+ rating, specialized equipment, and meticulous attention to detail on every project. Here’s what sets us apart:

  • Deep familiarity with Denton various home styles
  • Specialized equipment for working around mature trees
  • Advanced debris management systems
  • $2 million comprehensive liability insurance
  • Local office serving the surrounding areas
  • 24/7 emergency response team
  • Expert handling of insurance claims
  • Gutter protection system specialists
  • Certified arborist consultations available
  • Free detailed roof assessments

OUR WINDOW INSTALLATION OR REPLACEMENT PROCESS

Many properties in Denton feature mature trees and established landscapes that require careful consideration during window installation and replacement projects. At Extollo Construction, we’ve developed a detailed, comprehensive process that protects your property while ensuring flawless window installation. While many competitors skip critical steps to save time, this approach often leads to future problems including landscape damage, improper installation, and voided warranties.

Denton Window Process Comparison

Process Step Why It’s Important Most Companies Extollo
Tree Impact Assessment Prevents damage to mature trees and landscapes No Yes
Comprehensive Window Inspection Identifies underlying structural issues before installation begins Some Yes
Landscape Protection Plan Safeguards gardens, shrubs, and hardscaping during work No Yes
Pre-Work Documentation Provides photographic record protecting homeowner and contractor No Yes
Proper Material Selection Ensures windows match climate and architectural requirements Some Yes
Expert Installation Guarantees proper sealing, insulation, and manufacturer warranty compliance Some Yes
Ventilation Optimization Maximizes energy efficiency and prevents moisture problems No Yes
Advanced Clean-up Removes all debris using specialized equipment and systems Some Yes
Final Documentation Provides warranty information and maintenance guidelines for longevity No Yes

Our comprehensive approach ensures every window installation and replacement project in Denton is completed to the highest standards, protecting your investment and your property. While other companies may cut corners, Extollo Construction’s meticulous process delivers superior results, complete customer satisfaction, and windows that perform flawlessly for decades. This attention to detail is why Denton homeowners trust us with their most important investment.

Get In Touch With Us

(832) 789 8485
Get In Touch

Contact Us For a Free Consultation

Ready to enhance your Denton home or business with beautiful, energy-efficient windows? Extollo Construction offers free window inspections and no-obligation estimates to help you make informed decisions about your window replacement or installation project. Our team provides quick response times and is available 24/7 for emergency services, ensuring you’re never left waiting when you need us most.

Proudly serving Denton, Denton County, and all surrounding areas, we’re your local window experts dedicated to exceptional service and superior results. Whether you have questions about fiberglass windows, patio door installation, window replacement options, or need assistance with insurance claims, our knowledgeable team is here to help. Contact Extollo Construction today at (832) 789 8485 to schedule your free consultation and discover why we’re Denton’s most trusted window contractor.

OUR SERVICES

Windows services

  • Windows Replacement

    Leading Houston's window replacement industry for 29 years, Extollo Construction's master technicians have contributed to our total of over 3,000 successful replacements, saving homeowners an average of 32% on cooling costs. Our precision replacement process, refined through years of Gulf Coast experience, delivers superior results in Houston's challenging climate while adding significant value to your home.

    More info
  • Windows Installation

    With 29 years of precision window installations across Greater Houston, our master installers at Extollo Construction have transformed over 3,000 homes with energy-efficient window solutions. Our projects consistently deliver 23-35% reductions in cooling costs - critical savings in Houston's challenging climate.

    More info
WORKING WITH EXCELLENCE

Our accreditations

We are accredited specialists in various top construction companies. Our professional portfolio and customer reviews speak about our craftsmanship.

Related products

other Types of Windows

See all types
Contact us for inquiries
Contact us

Contact us for inquiries

Welcome! We are delighted that you're interested in getting in touch with us. Please fill out the contact form below and we will respond to you as soon as possible. We look forward to hearing from you!