UL Standard Fire Sprinkler Head is a crucial component of a fire protection system, designed to automatically control or extinguish a fire by discharging water directly onto the source once a specific temperature is reached.
UL FM fire sprinkler heads refer to those that have been certified by Underwriters Laboratories (UL) and Factory Mutual Research (FM) in the United States. They feature high quality and safety and are widely used in various fire protection systems.