Honeywell, Honeywell ST9400A 1 Day 2 Channel Programmer
Brand: Honeywell in DIY & Tools
£8160
Standard
ST9400A is a two channel 1 day programmer with independent timing for control of heating and hot water zones. ST9400A has the new and ground-breaking line of text (LoT™) display that gives clear plain English instructions whenever any button or slide