date back to the 1600’s in Netherlands, but Solar Innovations, Inc. has recently released an aluminum version of the door. These doors consist of two panels that open independently of each other and are designed for locations which require the ability to block and allow partial access to a room. Solar Innovations, Inc.’s Dutch doors are perfect for Childcare centers, barns, and animal hospitals. After all, the door’s original purpose was the keep farm animals form wandering into farm homes, while allowing air flow. Dutch Doors are now used in residential and commercial applications, being both functional and providing a unique feature to the room.