The Rasco R1025 SSU D1 Upright Fire Sprinkler Head is a high-quality fire protection equipment manufactured in the United States. This 1/2″ NPT sprinkler head features a fusible link with a temperature rating of 141°C/286°F, ensuring reliable protection against fires. With the trusted Rasco brand and model number R1025, this fire sprinkler head is designed to provide effective and efficient fire suppression in commercial and industrial settings.