Hive Heating Dual Channel Receiver SLR2B British Gas Active Smart Linked - New**
Part No: - SLR2B. Hive Active Heating Receiver SLR2b (upgraded version of SLR2). British Gas Hive Heating Smart Linked Dual Channel Receiver SLR2b. For use in a Hive smart heating system to connect your boiler to Hive thermostats.