23" diameter, Fits 18-Gal. Jambalaya Pot. This Bayou Classic Aluminum Lid for the Jambalaya 18 gallon pot is a great idea for cooking. It keeps a cover on your jambalaya 10 gallon pot and keeps food warm while cooking. Check out our entire selection of jambalaya pot aluminum lids! We strive to give you the best prices in Bayou Classic cookware! S&H included