Tucson’s Favorite Window & Door Company
—STRENGTH
Our Ultrex® fiberglass delivers lasting performance
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- Expands 87% less than vinyl – resists expanding and contracting in any climate
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- 8 times stronger than vinyl – protects the integrity of your home
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- Resistant to leaks, seal failures and stress cracks – all things that can affect energy efficiency
—STYLE
Acclaimed design that withstands the test of time
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- Ultrex’s strength delivers narrow window and door profiles for expanded views and more daylight
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- Our proprietary acrylic finish is fade-resistant and virtually maintenance-free
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- We offer a complete collection of styles, features and options to complement any home
—SERVICE
The benchmark for customer service and satisfaction
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- Limited Lifetime Warranty for as long as you own your home
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- An experience that is designed to give you assurance at every step of the way
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- Our core value: Do the Right Thing
Schedule Your Consultation
Create beautiful views for your home while protecting your family against the harsh climate. Reduce heat, noise, and dust to improve privacy and comfort. Capstone Windows & Doors is a family-owned local window and door replacement company. We’re unique in the marketplace as we are partnered with a fabulous national manufacturer, Infinity from Marvin, to sell, install, and service their products. You will NOT get high pressure sales but a thorough consultation with an emphasis on design. You can rest assured that our installers are diligent, courteous, and professional and are keen about dust and mess containment. We offer replacement windows and doors in: Tucson, Oro Valley, and Marana. Call us today!
To schedule a consultation, call us (520) 310-3003 or use the form below.
Open Hours
Monday – Friday
8am to 5pm
Showroom open by appointment
Location
4500 E Speedway Blvd #60
Tucson, AZ 85712