Introducing the Kidde Fenwal 28021-5 Detect-A-Fire Heat Detector, designed for reliable fire safety in any environment. This advanced heat detector features a stainless-steel coupling head and is engineered to mount vertically, ensuring optimal performance. Its repeatable design allows for automatic resets, eliminating the need for replacements while remaining testable for peace of mind. Built to endure, this rugged device can withstand shock and vibration, making it perfect for demanding conditions. With versatile temperature settings, it adapts to various applications, providing you with tailored protection. Don't compromise on safety—invest in the Kidde Fenwal heat detector today and secure your space!