About Legacy Glass Block & Window Co.
In 1986, we set out with a simple goal: to bring unparalleled technical precision to the homes of our neighbors. Four decades later, that commitment has transformed into a reputation for meticulous craftsmanship and an unwavering focus on the structural health of every property we touch. As a family-owned and operated business, we treat your home with the same level of care and attention we demand for our own.
Precision Engineering for Local Residences
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A Legacy Built on Installation Integrity
We don't believe in "good enough." Our technicians are trained in advanced moisture-management and airtight sealing techniques that exceed industry standards, ensuring your home remains secure and energy-efficient for decades.
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The Legacy Guarantee
Our name is our bond. By combining premium-grade materials with a lifetime warranty, we provide a level of long-term assurance that is rare in today's market. You can trust that our work is built to last.
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Family-Owned Business
Having operated in the heart of the south suburbs for over 40 years, we have become the go to experts for homeowners living around the Frankfort area, known consistently for delivering high-performance exterior upgrades that stand the test of time.
Four decades in, the best measure of our work is our customers — hear directly from the families we've served.