Glass Block & Window Replacement in New Lenox, IL
Our family-owned team has upgraded New Lenox homes since 1986 with secure glass block windows, vinyl replacement windows, siding, and entry doors — backed by a lifetime warranty and free on-site estimates.
Built for New Lenox's Mix of Neighborhoods
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Free On-Site Estimates
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One-Day Professional Installation
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0% Financing Available
Exterior Services for New Lenox Homeowners
Practical upgrades for New Lenox homes, from established ranch neighborhoods to the newest subdivisions off Route 30.
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Glass Block for Basements
Secure, watertight glass block installation — a common ask in areas nearer the creek and floodplain-adjacent lots.
Explore New Lenox Glass Block Windows →
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Windows for Older and Newer Construction
We carry profiles that fit both original openings in 1970s-80s New Lenox homes and the standard sizing used in newer builds — no guesswork, no gaps.
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Siding That Matches Your Neighborhood's Standard
Color-matched, storm-rated siding that holds up to Chicagoland winters and fits right in on your block, old or new.
Explore Our Siding Solutions →
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Entry & Patio Doors
From quiet cul-de-sacs to homes along the busier Route 30 corridor, we fit doors rated for both curb appeal and security.
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Two Kinds of New Lenox Homes, One Contractor Who Knows Both
New Lenox's housing stock tells two different stories. Near the Village Commons and older parts of town, you'll find mid-century ranch and split-level homes where original windows and siding are decades past their prime. Out toward newer developments like Ashton Estates and Prairie Ridge, homes are younger but buyers and appraisers are already comparing curb appeal against neighboring new builds. Either way, exterior upgrades are one of the most direct ways to protect home value in a market where New Lenox has consistently outpaced nearby Joliet and Lockport in median sale price.
Find out what your New Lenox neighbors are saying about our work.
Why New Lenox Homeowners Choose Legacy
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40+ YEARS SERVING WILL COUNTY
Not a national franchise; a local, family-run crew.
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LIFETIME WARRANTY
Manufacturer and workmanship coverage on every job.
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5-STAR REVIEWED LOCALLY
"On-time and efficient. These guys do amazing work and make the entire process effortless" .
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ONE-DAY INSTALLATION
Minimal disruption, even on occupied homes.
READ WHAT OUR CUSTOMERS SAY
HOW OUR PROCESS WORKS
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REQUEST A QUOTE
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ON-SITE MEASUREMENTS
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1-DAY INSTALLATION
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FINAL CLEAN UP
REQUEST A FREE ESTIMATE
FLEXIBLE HOME IMPROVEMENT FINANCING
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Affordable Payments
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Zero Money Down
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0% Financing
PROTECT YOUR NEW LENOX HOME'S CURB APPEAL AND VALUE