triple threat

Part of the DOE’s High Performance Windows Volume Purchase Program, Andersen offers 400 Series tilt-wash double-hung units that meet the strict 0.22 U-factor requirements.

Intus’ triple-glazed windows feature a beefy timber frame, warm-edge spacers, and silicone seals that result in a high-performing product.

High-performance windows, such as the R-5 Series from Ply Gem Windows, are ideal in cold climates where architects and builders want to prevent heat loss.

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