B571 Schlage Door bolt occupancy indicator- Deadbolt thrown or retracted by thumbturn inside. Occupancy indicator on outside indicates "VACANT" or "IN USE". No cylinder.
Packed with triple option B.S.
Auxiliary locks for added security.
Auxiliary locks not only provide added protection for exterior entrance doors, they can also protect common use areas like pool gates and storage/utility spaces from unauthorized access. Schlage delivers flexibility and performance with a full line of auxiliary locks that range from heavy-duty to high-traffic performance, and complement our lock lines. A choice of styles and finishes ensures a consistent look across doors and throughout your building.
We don’t compromise on security.
The safety and security of your clients’ buildings is something we take very seriously. That’s why every Schlage lock and deadbolt undergoes intensive testing to determine its ANSI grade level:

• Cycle tests

• Resistance tests

• Door impact tests

• Warped door tests

• Bolt strength tests

We pay attention to these details so you can focus on creating a functional and aesthetically pleasing environment for your clients. In fact, every one of our B-Series locks meets ANSI Grade 1 or Grade 2 standards for safety.
Real Security is Knowing Exactly What You Want and Getting It
When you know exactly what you want, you don’t want to waste time finding out whether it meets your project specifications. That’s why we offer the world’s largest team of hardware specification writers to help you and your clients turn your vision into reality. And when it comes to products, our commercial suiting options, wide variety of lever designs and rich selection of finishes give you the tools you need to make your projects perfect. You know what you want. With Schlage you can be sure you’ll get it.
Safety, Security and Confidence
When you choose Schlage products you can be sure you’ve done the job right the first time. After all, our products are among the most durable and dependable on the market today. Our locks are easy to install, and simple to repair and maintain. That means fewer callbacks for you, and total safety and security for your customers.
ADA-Compliant Products
In compliance with the American National Standards Institute (ANSI A117.1) and the Americans with Disabilities Act (ADA), Schlage Lock Company offers a wide selection of locks designed for the needs of the physically challenged. This act is designed to provide protection for people with disabilities.
The intent of ADA is that owners of certain types of buildings must remove barriers and provide people with disabilities with access equal to, or similar to, that available to the general public.