For more than 90 years, Schlage has built a legacy of providing security, quality and innovation to homes and businesses. With products that meet the highest industry standards, Schlage hardware is made to protect your home and give you peace of mind that only comes with products that stand the test of time. Security, quality and convenience-it is easy to see why Schlage is the most preferred residential door lock brand by consumers* and brand most used by builders. (Nooro Research , independent research funded by Ingersoll Rand Co., 2011 Builder Magazine, 1998-2011).