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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Using 100mm pipe centres and 18mm overlay boards
Compatible with all Warmup water UFH systems
Suitable for large rooms or multi-room zones
parallel up to 6 towers (215kWh total)
The 4G-2 is the right choice for installations with no reliable WiFi
Wisualarm Mains Powered Heat Alarm | Grade D2 | Class A1 54–65°C | 9V Battery Backup | Wired Interconnect Wireless Smart Thermostat Using 100mm pipe centres andGrade D2Class A1 Heat Detection54C 65C Fixed Temp The Wisualarm DHI HY HT5MB is a mains powered Class A1 fixed temperature powered heat alarm certified to BS 5446 2: 2003, designed for rooms where a smoke alarm would cause persistent false activations principally kitchens, garages, utility rooms and loft spaces. It draws its primary power from a permanent 230V mains connection and includes a replaceable 9V alkaline battery as standby backup,
