The Alto-Shaam GS22952 Door Gasket functions as a 4-sided seal that properly fits oven doors measuring 19-1/2" x 28". The gasket forms an airtight barrier around the door which both conserves heat and maximizes energy efficiency. The gasket delivers steady oven heat while reducing energy usage and improveing oven operation. The gasket's sturdy build maintains performance under hot con... https://partsfe.com/gs22952-alto-shaam-gasket-door