​The Whirlpool W10904906 Range Outer Glass Door enables one to monitor the food being cooked without having to open the oven, saving energy. It operates through the concept of enclosing the oven cavity while at the same time insulating it to allow heat to build up within the cavity to cook foods faster. The outer glass also acts as an insulator to heat and this makes it possible to to... https://www.hnkparts.com/w10904906-whirlpool-glass-door