Cardinal introduced its warm edge technology in 1993, utilizing 201 stainless steel, and a dual seal construction of Polyisobutylene and Silicone. The stainless steel spacer is a key component for the moisture and gas barrier characteristics of the edge seal.

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The acoustical performance of windows and doors is influenced not only by the glass but also by the framing members and construction of the window assembly.

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Lo-Ē coatings provide thermal insulation and regulate the amount of solar energy transmitting through the insulating glass (IG) product.

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The NFRC label helps you compare between energy-efficient windows, doors, and skylights by providing you with energy performance ratings in multiple categories.

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XL Edge insulating glass comes with the lowest failure rate in the industry – developed in part from Cardinal’s 50 years of experience in manufacturing IG units, with nearly 40 years utilizing a dual-seal silicone system.

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