1800 Double Hung (RR)

1800 Series Features

• Models include: Double Hung with matching high-performance XX Horizontal Slider and universal direct set Picture Window.
• Designed to meet and exceed Energy Star Version 6.0.
• Through continued technological advances in window design, this window has been engineered to meet and exceed NFRC’s stringent test standards .
• Enhanced exterior bevel on the frame gives it a soft look.
• Designed for replacement and new construction. For ease of new construction installation, it comes with a pre-punched nailing fin.
• Triple seal weatherstripping engineered to ensure maximum contact throughout window – located at the stiles, head, interlock and sill. Provides extra protection against air-infiltration which enhances the energy efficiency.
• Multi-hollow profile for thermal and structural integrity with strategically placed internal walls.
• Screen track contour acts as a natural drip edge. Screen pocket designed for full screen applications.
• Fusion welded sash and frame corners assure that this window stays true and square, and fits the rough opening.
• Unique interlock extension provides full interlock contact and pile compression from jamb to jamb.
• Subtle accessory grooves come standard so you can securely accommodate trim and other attachments. Multiple accessories available. Optional T-mull.
• Accepts the most up-to-date innovative hardware.
• Accepts a range of insulated glass from 3/4″ dual pane to 1-1/4″ triple pane thickness.
• Utilizes Chelsea’s Ccore® composite reinforcement.
• Vertical sill walls align with jamb walls for superior weld strength.
• Deep sash penetration in the frame.
• Hand rails have ergonomically designed handles.
• High performance slope non-weep sill.