Category: Low-E Glass

Explore Low-E glass selection and coated-glass performance. These articles discuss solar control, daylight, appearance and the gap between specification values and installed facade results.Explore Low-E glass selection and coated-glass performance. These articles discuss solar control, daylight, appearance and the gap between specification values and installed facade results.

WHTB Glass USA Is Now a Guardian Select Fabricator

Guardian Select Fabricator certification letter for WHTB Glass

There is a short list of glass fabricators in North America that architects and specifiers trust by name. Not because of marketing — because their products carry a certification that architects can put directly into a specification and have it accepted without question. As of July 20, 2026, WHTB Glass is on that list. We […]

Why Your Low-E Spec Looks Good on Paper… But Fails in Reality?

National Building Code of Canada 2020 cover

Every façade spec sheet looks impressive. Low U-value, high SHGC/G value performance, clean & neutral appearance. On paper, everything works. But once installed… the building doesn’t perform—or look—the way it should be. So what may went wrong? The uncomfortable truth A Low-E spec doesn’t fail because of the coating or processing alone. It fails because […]