Potterton Remote Zone Controller: heating circuit controller for systems using BUS communications with multiple zones that are independently controlled, suitable for use with the following boilers: Two or three Sirius FS 50, 70, 90, or 110 kW receivers.

• Stainless steel heat exchanger
• Very compact design
• Room sealed flue
• Weather sensor as standard
• 1 Inch flow and return connections
• Class A modulating pump option
• The controls can be programmed to work with solar thermal, biomass and buffer tanks
• Easy to install
• Suitable for use in living spaces
• Complete Zone Controller (RVS46) for mixed heating circuit control