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Architectural Windows

Architectural Windows

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Fixed Windows

Fixed windows provide optimal thermal performance and security. In addition to our dedicated fixed products, most of our operable

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Projected Windows

Projected windows are hinged from the top and usually swing outward (sometimes called “awning” style) or hinged from the bottom an

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Casement Windows

Casement windows are hinged from the side and swing either inward or outward depending on application. Casement windows offer a su

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Hung Windows

The classic vertical sliding operable window is an example of a hung window, ideal for minimizing footprint and maximizing durabil

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Horizontally Stackable Windows

These products feature interlocking or shared vertical framing members to allow for a continuous “ribbon window” appearance. May b

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Zero Sightline Vent Windows

Our line of zero sightline operable windows are designed to be inserted into curtain wall, storefront or window wall openings to p

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Specialty Windows

Our specialty window products are engineered to meet the unique design requirements of your project, providing real-world solution

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Historic Steel Replica Windows

Our Graham Architectural Products brand provides they industry’s leading historic steel replica windows for new construction and r

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Talk to an Expert

From product guidance and thermal modeling to system integration options, our experts can help.

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One Source, Seamless Integration

Simplify projects with our single-source glazing solutions. Our integrated portfolio of glass, framing, and hardware ensures seamless compatibility, streamlined installation, and the simplicity of one source.

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Architectural Glass

Our fabricated glass solutions, ranging from monolithic to insulating glass units, are designed for seamless integration with our framing systems to meet a wide range of performance and aesthetic criteria.

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Architectural Glazing Systems

From curtain wall to architectural windows, and storefronts to skylights, we provide the industry's most comprehensive range of framing systems.

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Architectural Hardware & Supplies

CRL is the industry’s leading full-service provider of architectural metals, glass fittings, and professional-grade glazing supplies.

Tools & Resources

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Continuing Education

Advance your expertise in architectural glass and glazing systems with flexible learning resources—from system specification to glass performance fundamentals—with free courses available in-person and on-demand.

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SystemSelect™

Get instant thermal performance data for your glass and framing systems. Select your glazing, framing, and performance requirements to view results, download reports, and more.

Let Us Help You Build

Get expert advice and tailored solutions. Our team is here to understand your needs, provide solutions and help you optimize your project.

Let Us Help You Build