Natural Gas Part of the advanced, innovative Blue Seal Evolution Series range of heavy duty cooking appliances, the natural gas Blue Seal GT45E/N Single Tank Fryer with Electric Controls offers incredibly high performance and a reliable, consistent output. Featuring easy to use electronic controls, the fryer uses a clear programmable digital display for maximum precision, ensuring foods are cooked perfectly every time. The patented Vee Ray technology incorporates high performance infrared burners for industry leading recovery times, meaning less time is spent waiting.