The 33/35 A Series devices are narrow stile heavy-duty push pads. Architectural design elements differ slightly between the 33A and the 35 A. The 35 A Series device has a smooth mechanism case, while the 33A Series has a grooved mechanism case. The 33/35 A Series have all been certified to the highest industry standards and are used in schools, hospitals and government buildings. The breadth of available options allows for tailoring to any facility's needs. A variety of field-configurable options available. Retrofit kits available to keep up with changing technology.