The Rational 1K-1830 Valve Plate Seal Kit is a replacement kit designed to maintain the efficiency and performance of the Rational Oven. Its durable composition features flat washers and seals, providing secure tightness and stopping leakage to increase heat storage. The enhanced energy efficiency and stable cooking performance result from this installation. The kit features an engine... https://partsfe.com/1k-1830-rational-valve-plate-seal-kit