| Place of Origin |
Shanghai China (Mainland) |
| Brand Name |
SUNTEK |
| Open Style |
Swing |
83 Series Double Hung Windowprovides a maximum face opening for ventilation of one-half the total window area. Each sash is provided with springs, balances, or compression weatherstripping to hold it in place in any location. Performance: Wind Load Resistance: 2000Pa Air infiltration: 2.5m3 /(m*h) Water tightness: 300Pa Sound insulation : 35dB Maximum sash sizes: Max. Width: 800mm Max. Height:1600mm