Norcross has smoke detection equipment available for sale. These are used as an indicator of fire. In many commercial or residential complexes, the smoke detection system is connected to a fire alarm system. In smaller properties, the smoke detection system emits a visual or sound alarm on detecting smoke. They are usually a disk shaped device. The dimensions and design may vary somewhat with the manufacturer. They are powered by batteries. The smoke is detected either by physical process such as ionization, or by optical detection. Smoke detection systems can also have a high degree of sensitivity, such that smokers can be caught in no-smoking zones.
