UL Listed Fire Rated Privacy Bedroom Mortice Door Lock for American Market-DDAL19 F19

This door lock has earned the UL certification and boasts a UL 10C fire rating, capable of withstanding fire for up to 3 hours. In the event of a fire, it can effectively prevent the spread of flames and smoke, buying precious escape time for occupants and significantly safeguarding lives. Its remarkable fire-resistant performance is attributed to the careful selection of high-quality materials and exquisite manufacturing processes, ensuring stable operation even under extreme high-temperature conditions.

In terms of functional design, the DDAL19 door lock takes full account of users' daily convenience and privacy needs. It is equipped with a lever handle that can be operated from either side of the door. With a simple turn of the handle, you can effortlessly control the latch bolt, enabling smooth opening and closing of the door.

In addition to the regular latch bolt operation, this door lock features a deadbolt function. The deadbolt can be engaged using the interior turn mechanism. When you require enhanced security within the bedroom, a simple rotation is all it takes to lock the deadbolt, effectively preventing unauthorized entry from the outside and adding an extra layer of protection. Meanwhile, considering emergency situations, an emergency release device is installed on the exterior. In case of someone being trapped inside the bedroom during an emergency, external personnel can quickly unlock the door using this device, facilitating rescue operations.

Notably, the interior lever of the door lock has a simultaneous operation function. When you turn the interior lever, it not only controls the retraction and extension of the latch bolt but also retracts the deadbolt simultaneously. This one-touch operation allows for quick and easy door opening, greatly enhancing user convenience.

Choose the DDAL19 mortise door lock, and you're choosing a perfect blend of safety, privacy, and convenience.