RF-HD - Heat Detector Application The RF Heat Detector is ideal for kitchens, garages, boiler houses and other areas where there are normally high levels of fumes, smoke or dust. It communicates to the control panel using the two way SecureWave technology. Specification With SecureWave2-way Wireless Technology Thermistor (58°C) Independent Siren Alarm Sound Output: 85dB(A) at 3m Housing: ABS BS5446-2 Finish Standards Downloads RF-HD - Heat Detector (.pdf, 57 kB) RF Heat Detector (.pdf, 150 kB) Close RF-SD - Smoke Detector RF-PA - Panic Button (Dual Push) RF-CO - Carbon Monoxide Detector