The Bertazzoni 9100112 Conf.Ug.G31/27,5 STPKQD1 USA Standard is a specialized gas component designed for high-performance kitchen appliances. If you’re experiencing disruptions, common issues may include gas flow inconsistencies, improper fittings, or compatibility concerns with your appliance model. Ensure proper installation and check for leaks or blockages. https://www.hnkparts.com/9100112-conf-ug-g31-27-5-stpkqd1-usa-standar