News

Pre-Hung vs Site-Built Window Frames: Aluminum Installation Comparison for Contractors and Builders When planning a commercial or residential aluminum window installation, one of the most consequential decisions a contractor or architect makes is whether to specify pre-hung (factory-assembled) window frames or to fabricate and build frames on site. Both approaches are viable for aluminum systems, but they differ substantially in labor hours,...

Why U-Factor Is the Most Critical Metric for Aluminum Window Specification When architects, builders, and contractors specify windows for a new construction or retrofit project, no single performance number carries more regulatory and energy consequence than U-factor. Unlike visible light transmittance or air leakage ratings, U-factor directly determines whether your fenestration assembly passes prescriptive energy code—or triggers a costly performance-path compliance review....

Introduction: Why Finish Selection Matters for Aluminum Window Frames When specifying aluminum window and door systems for commercial or residential projects, the choice of surface finish is far more than a cosmetic decision. The finish determines long-term corrosion resistance, color stability, maintenance intervals, and total lifecycle cost. Two finishes dominate the architectural aluminum market: powder coating and anodizing. Both are proven technologies,...