Aluminum Double Strike for Framed Storefront Door

The Global Door Controls double strike is commonly used on aluminum framed storefront doors. Highly recommended for commercial applications, it's advised to work with any brand of narrow stile mortise deadlacth, particulary the TH1103/TH1104 series. You can order it when converting a narrow stile lock to a deadlatch, to cover elongated slot in aluminum frame. This one is installed on the frame/strike jamb piece.