Polypipe PB1ZM Single Zone Master Control Unit. These master wiring centres allow the connection and switching of all the common control components of the heating system. For any multiple zone system they are used in conjunction with slave units where multiple zone control is required Neon indicators show the status of all connections. Wiring centres allow connection of: Underfloor heating main supply, the underfloor heating pump together with the zone valves and clock Both a 230volt and a volt free boiler switching connection A connection for a single room wired thermostat Plug in slave unit connection Room Temperature Controls In general an underfloor heating systems control setup will have – room thermostats, a master wiring centre, slave units, used for multiple room control, zone valve and actuators. Slave units are always used in conjunction with a master control unit and provide extended wiring of extra actuators and room thermostats for multiple zone control. Neon indicators show room activation.
Order before 2.30pm for next working day delivery (orders placed after 2.30pm will be processed the following working day). Please note if you have ordered an item which is listed as next day delivery with an item which has a longer lead time they will be sent together at the longer lead time.