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- In stock options
- Series 420 Vinyl Fully Welded New Construction Windows
- Frame Depth: 2-7/8″
- Insulating Glass Unit Depth: 7/8″
- Maximizes energy efficiency
- Corrosion-Resistant Two-Wheel Duel Adjusting Brass Rollers
- Fusion Welded Frame & Removable Sashes
- Safe, easy cleaning of both sashes
- Double-Seal Weatherstripping
- Integral Nailing Fin
- Integral J-Channel