Expert Glass Block Installation & Window Replacement in Chicagoland
Chicagoland’s trusted exterior experts for over 40 years. We specialize in waterproof glass block, energy-efficient windows, and premium siding—delivering precision installations that secure and elevate your home.
Complete Exterior Solutions
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Glass Block Window Systems:
We deliver impenetrable basement security and superior privacy through heavy-duty, mortar-set glass block windows featuring optional integrated ventilation and dryer vent solutions.
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Premium Window Replacement:
Our team installs energy-efficient, weather-tight replacement windows tailored to your home’s architectural style, significantly reducing utility costs throughout the Illinois seasons.
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Durable Exterior Finishes:
We provide low-maintenance, high-aesthetic vinyl siding and professional door installation, giving your home a total exterior facelift that lasts for decades.
Why Homeowners Choose Legacy Glass Block & Window Co
40+ YEARS EXPERIENCE
Serving Chicagoland with expert window and glass block solutions for over 40 years.
5 STAR REVIEWED
Backed by top-tier ratings from local homeowners who trust our family-owned crews for punctual, immaculate, and professional workmanship.
LIFETIME WARRANTY
Relax knowing your project is fully protected by comprehensive manufacturer coverage alongside our elite structural craftsmanship guarantee.
TRUSTED EXPERTS
Local homeowners trust Legacy Glass Block & Window Co. for dependable service, expert installation, and lasting quality.
WHAT OUR CUSTOMERS SAY ABOUT OUR SERVICES
HOW OUR PROCESS WORKS
REQUEST A QUOTE
Tell us about your project and get a free consultation.
ON SITE MEASUREMENTS
We'll measure and help you choose the best options.
1-DAY INSTALLATION
We can usually install our projects in 1 day.
FINAL CLEAN UP
We clean up and double check our work.
REQUEST A FREE QUOTE
FLEXIBLE HOME IMPROVEMENT FINANCING
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Affordable Payments
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Zero Money Down
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0% Financing
Premium Exterior Upgrades for Chicagoland Homes
For over 40 years, our family-owned crews have provided full-scale exterior transformations. From custom glass block solutions to weather-tight exterior windows, we deliver 1-day installations backed by lifetime warranties.
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Custom Glass Block Installation:
We deliver impenetrable basement security and superior privacy through heavy-duty, mortar-set glass block windows featuring optional integrated ventilation and dryer vent solutions.
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Energy Efficient Window Replacement:
Our team installs energy-efficient, weather-tight replacement windows tailored to your home’s architectural style, significantly reducing utility costs throughout the Illinois seasons.
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Premium Vinyl Siding:
Completely revitalize your home's exterior footprint. Our durable, low-maintenance vinyl siding provides an instant aesthetic facelift while wrapping your entire home in advanced thermal protection against the elements.
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Exterior Door Replacement:
Enhance your home's entryway security and curb appeal. We install high-quality, energy-efficient exterior and patio doors designed to provide a welcoming entrance while keeping extreme Midwest temperatures outside.
EXPLORE DOORS ➔
