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WORCESTER GREENSTAR 25I 30I COMPACT 533 535 MOTOR DIVERTER VALVE 87186828390
VAILLANT ECOTEC EXCLUSIVE 832 838 CONTROL KNOB WHITE (PACK OF 3) 0020048920
IDEAL DOMESTIC ESPRIT ECO 24
Helps control and detect diverter valve position for correct heating and hot water operation
Honeywell Home ST9400C 7 Day 2 Channel Programmer ST9400C1000 IGNITER WORCESTER GREENSTAR 25I 30I COMPACTHoneywell Home controlling heating and stored hot water in complete systems, the Honeywell ST9400C two channel, seven day programmer has up to three on off periods per day, optional 5 2 or one day programming and independent heating and hot water control for maximum efficiency. Offering the option to set as a mini programmer for older gravity circulation stored hot water systems, where there is no interlocking control valve, ST9400C is suitable for