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ChanelPlus H21 XL Central Heating Programmer

  part of  Horstmann Programmers
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ChanelPlus H21 XL Central Heating Programmer CHANNELPLUS H21  
ChanelPlus H21 XL Central Heating Programmer

Width: - 163mm
Height: - 101mm
Depth: - 33mm
Horstmann H21XL Channel Plus Programmer
Series 2


  • Two channel programmer with 24 hour programming over independent hot water and heating channels.
  • Voltage free contacts
  • 3 ‘ons’ and 3 ‘offs’ settings.
  • Over-ride boost ( 1 or 2 hour ).
  • Direct plug-in replacement for the 425 Diadem / Tiara and 525 / 527 programmers.
Technical: Horstmann Data & Wiring Sheet + Compatability list 
Order Code Description Price (ex vat) Qty    
HO H21ChanelPlus H21 XL Central Heating Programmer
EA
38.80
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