convection

Hi all, I just bought a Hive V1 system from Toolstation for £60... I know bargain right http://www.toolstation.com/shop/Heating/d230/Hive/sd3414/Hive+1+Smart+Heating+Control+%26+Thermostat+Heating+%26+Hot+Water/p87054 Anyways Im looking to replace my old timer / programmer (currently fitted to...