Using your Pallas Double Door is a breeze. Just open and close it as you would with any regular door. When it comes to ventilation, use the operable glass by opening it according to your needs. For cleaning, wipe the glass with a soft cloth and mild cleaner. To maintain the energy - efficiency, check the weather stripping regularly and replace it if it shows signs of wear. Avoid using abrasive cleaners on the door surface as it may damage the finish. If you want to customize the door further, you can choose from the available options and glass types. Also, be aware of the two bore holes and the right - hand active design when installing or using the door.