Horstmann Economy 7 Quartz Water Heating Control

The all time best selling water heating control; high accuracy quartz clock movement, battery back up to maintain settings and an adjustable boost timer - the standard by which all other heating controls are judged.The Economy 7 Quartz is supplied with its standard wall box and can be used to replace all previous Economy 7 Quartz models without needing any major re-wiring.

• Quartz controlled within 10 minutes a year
• Rechargeable battery keeps time during power interruptions
• Summer and winter time settings instantly visible
• Large terminals and back box for easy installation
• Indicator lights show whether on-peak or off-peak power is being used
• Up to 60 minute boost means extra hot water at any time
• Industry standard wall box and connections