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| COMMON
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- Bottom sash opens vertically for ventilation, tilts in and is removable
- Aluminum construction with full frame and sash thermal barrier controls heat and cold transfer to aid in energy saving efficiency
- The TB-4 Series offers single pane glass available in two performance levels
- Series TB-1 features 9/16” Insulated glass to provide energy saving thermal efficiency
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| ADDITIONAL INFORMATION |
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