The SK-HEAT-W Series addressable plug-in thermal detectors are designed for both performance and aesthetics. A new modern, sleek, contemporary design and advanced thermal technologies make the SK-HEAT-W Series ideal for both system operation and building design. Models include the SK-HEAT-W fixed heat detector, SK-HEAT-ROR-W rate-of-rise heat detector and SK-HEAT-HT-W high temperature heat detector.