Range cooker freestanding cooker dual fuel cooker standard width 100 cm energy rating a hob type gas capacity 69 litre heating types grill top and bottom heat features glass viewing window controls push button functions automatic ignition self cleaning fast heat up safety feature flame safety device number of burnerszones 5 size large number of ovens 2 width 100 cm height 899 cm depth 60 cm manufacturer specific features catalytic second o