The Truth Hardware White Sliding Glass Door Secondary Lock – Patio Door Security Lock is a reliable auxiliary locking solution designed to enhance the security of sliding glass patio doors. Ideal for residential applications, this secondary lock provides an added layer of protection beyond the primary door latch.
Sold by: Each
Color: White
Material: Plastic Housing with Steel Bolt
Constructed with a durable plastic body and a strong steel locking bolt, this sliding glass door secondary lock is built to deliver dependable performance and long-term durability. The steel bolt provides reinforced resistance against forced entry, while the white finish blends seamlessly with most standard vinyl or painted patio door frames.
Designed for easy installation, this auxiliary lock mounts directly onto the sliding door frame to help prevent unwanted movement of the active panel. When engaged, the steel bolt secures the door in place, improving overall door stability and increasing home security. It is especially useful for providing additional peace of mind in ground-level installations or high-traffic living areas.
Perfect for sliding patio doors, this Truth Hardware secondary lock is a simple yet effective security upgrade. Whether used as a backup locking device or primary reinforcement, it delivers added protection and dependable performance for residential sliding glass door systems.
