- Heavy duty 14 gauge steel
- Filled up with polyurethane for energy saving
- Double pane E glass, tempered and sealed to avoid conditioning leaks
- Included weather-stripping to reduce air infiltration
- Thresholds made to prevent water infiltration
- Barrel hinges which are perfect for heavy use and can be greased for a better use
- Double doors include a pre-insulated flush bolt system to lock the dormant door or unlock it for a complete opening space.
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