The Edwards SIGA-HRD Intelligent Fixed Temp./Rate of Rise Heat Det. is a top-of-the-line device designed to provide reliable and accurate heat detection for your facility. Made by the trusted brand Edwards, this device is perfect for businesses and industries in need of fire protection equipment. With its advanced technology and easy-to-use features, the Edwards SIGA-HRD Intelligent Fixed Temp./Rate of Rise Heat Det. is a must-have for anyone seeking reliable heat detection. Its compact design and durable construction make it perfect for use in a variety of settings. Plus, with free shipping, it's an affordable solution to your fire safety needs.