The Green Hinge System is a revolutionary door hinge system that helps improve energy efficiency in buildings by reducing air leakage around doors. This innovative product is designed to create a tight seal around the door, preventing drafts and saving energy. The Green Hinge System is easy to install and can be used on both interior and exterior doors. By improving the insulation around doors, this system helps reduce heating and cooling costs, making it a cost-effective and environmentally friendly solution for building owners.