Designed for high-performance, energy-efficient, mid-rise and low-rise commercial buildings, Tubelite 400SS Series Curtain Wall screw-spline systems feature:Thermally broken aluminum framing with optional polyamide pressure plates2-1/2″ by 7 1/2″ framing profilesAllowance for 1″ standard glazing or infill panelsOutside-glazed pressure plate system, available in captured and structural silicone-glazed (SSG) configurationsPolyamide pressure plates available for enhanced thermal performanceScrew-Spline constructionOptional steel reinforcing and heavy-duty, deep vertical mullionsOptional silicone-glazed intermediate verticals and horizontalsProviding high thermal performance and condensation resistance, Tubelite 400SS Series Curtain Wall framing can be stick-fabricated for field glazing, or pre-assembled, pre-sealed and pre-glazed in the shop to save time and labor in the field. The glass is positioned to the system’s exterior for optimal resistance to rainwater. This system also engineered for compatibility with Tubelite operable vents, Therml=Block® entrance and sun shade systems.Concealed screw-spline fastener joinery creates a smooth, monolithic appearance. Durable anodized and painted finishes provide long-lasting protection and color options.This high thermal performance curtain wall system is ideal for retail, office, healthcare, education and other commercial buildings.