Designed with installers in mind, this compliant, flexible, easy to fit range delivers advanced sensing technology including Smart RF interlink ensuring your domestic installations are safe for years to come. The HM-SN-1 features: 

• Unique Thermistek technology 
• Grade D1 as recommended by BS 5839-6
• Smart RF technology 

For more information, visit: www.fireangel.co.uk/product/hm-sn-1/