On all the time – always ready to cook, great background heat in the winter, but can be costly to run.
On/off electric AGA – Our 'EcoAGA' - from cold, the hobs can be used after approximately 15 mins from switching on, and the oven can be used after 20 minutes. However, these electric AGA ovens can be connected to a timer, so they can turn themselves on a couple of hours before you get home.
