Markar EGC308 Edge Guards The fire-labeled Markar EGC308 single return edge guard works with the HG315 Hinge/Guard. It provides protection to the leading edge of the door, while maintaining the door's aesthetic appearance in the closed position. Downloads Catalog page (.) EGC308 Installation Instructions (.pdf) Close Interested in this product? Contact us to order Related products Markar EG308 Edge GuardsFIre-labeled adjustable edge guard. Markar EGT308 Edge Guards Overlapping astragal design to protect the latch protector.