- You cannot add "Discontinued: NRG LEX System Control Module" to the basket because the product is out of stock.
3 Zone Heating Control Pack
3 zone control pack comprising of 1 no. 3 channel programmer, 3 no. 2 port motorised valves, 2 no. room thermostats, 1 no. pipe/cylinder thermostat and a wiring centre. Also options for unvented cylinders.