Complete Valve for all Duromatic Pressure Cooker models manufactured after 1998. To check the year your Pressure Cooker was manufactured look on the base of the cooker, it will read Date/ Year E.G. 09/06. If your Pressure Cooker was manufactured pre 1998, follow this link: Pre 1998 Valve. We have listed our full range of Pressure Cooker spare parts. If you have a query or can't find the spare part you need please contact us.