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NAGC — North America Glazing Corp.

Glass & Glazing Insights

Practical guides on IGUs, safety glass, energy performance, and supply for Ontario buyers.

Sealed insulated glass units showing their multi-pane edges with warm-edge spacer bars and sealant bands

Insulated Glass Units in Ontario: A Buyer's Guide

What window manufacturers, contractors, and homeowners in Ontario should know before ordering insulated glass units: configurations, coatings, spacers, and lead times.

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Edge-on macro of a multi-pane insulated glass unit showing parallel glass layers separated by sealed cavities

Triple vs Quad Glazing: When Does the Fourth Pane Pay Off?

Triple glazing is becoming the Ontario standard. Quad glazing goes further. Here is how to decide which configuration your project actually needs.

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Low-E coated window pane showing a faint iridescent sheen in low winter sunlight

What Is Low-E Glass and Why Does Every Spec Call for It?

Low-emissivity coatings are the most cost-effective performance upgrade in glazing. Here is how they work and when to specify them.

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Close-up of an insulated glass unit corner showing the exposed warm-edge spacer between the sealed panes

Warm-Edge Spacers Explained: The Quiet Spec That Decides IGU Lifespan

The spacer is the most overlooked component in an insulated glass unit. Here is why warm-edge technology matters and what NAGC uses.

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Tempered glass crumbled into blunt granular pieces beside laminated glass held intact by its interlayer

Tempered vs Laminated Glass: Picking the Right Safety Glass

Both are safety glass, but they fail very differently. Here is how to choose between tempered and laminated glass for your application.

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Commercial glass curtain wall tower beside a residential home with large triple-glazed windows

Commercial vs Residential Glazing: What Changes and What Doesn't

The same fabrication shop can serve a curtain wall and a kitchen window, but the specs differ. A guide to how commercial and residential glazing requirements diverge.

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Finished insulated glass units in shipping racks staged beside a loading dock with a delivery truck

Glass Lead Times in Ontario: Why 5 to 7 Days Beats a Cheaper Quote

For window manufacturers, the glass supplier's lead time is part of the production line. Here is how to evaluate lead time as a spec.

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