Gary Gillis is the owner of Custom Built Windows, Inc which his father established in 1940. Custom Built Windows, Inc. is a fully insured, A+ accredited member of the Better Business Bureau! Custom Built sells wood windows, replacement windows, vinyl siding, soffit & fascia, gutters, patio doors, exterior doors, and shutters. Working in the Chicago area suburbs, we have the highest quality wood and custom-made replacement windows with the most energy efficient glass in the industry. We are ready to assist you with energy efficient products that will enhance the beauty and value of your home.

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Sunrise Options

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SolarClean Self-Cleaning Glass is a permanent layer that is part of the outer glass surface. The sun's ultraviolet rays break down dirt and the rain washes it away. No spotting or streaking. Simulated Divided Lites give you thermally-efficient insulating glass without sacrificing architectural beauty.

Double Hung Windows

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Double Hung and Single Hung windows tilt in for easy cleaning. Never again do you need to drag out the ladder and spend all day cleaning windows from the outside. Single Hung windows offer the bottom sash operational with the top sash stationary or fixed. Double Hungs offer top and bottom sashes that are fully operational.

Bays

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If you ever wanted to dramatically change the appearance of your room, a bay window is for you! Bay windows feature a large picture in the center with your choice of casements or double hung windows on the sides. Bay windows feature a large spacious seat. The casements, bays, bows, picture windows and patio doors we carry, exclusively have lift and tilt sun blinds or pleated shades as an option in between a sealed glass unit. Available in many colors.

Casements & Awnings

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The casements we carry are designed with three continuous seals of weather stripping around the windows perimeter, you won't feel any air leaking into your home. Our stylish hardware allows all casement windows to open to a full 90-degree angle, so you can clean the outside pane of glass from the inside of your home.

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