If your looking to upgrade your Weber Q Series grill, this griddle is the excellent accessory for you. You just needed this griddle to make a delicious meal on the Weber Q! Using it ON the grill, instead of replacing one of the grill. Tips: Please check your original part size before ordering, and compare it with the replacement to ensure perfect fit【How to Avoid Rust？】(1) Make sure that you scrape your grates after each use; (2) Season them by brushing with oil after each use;(3) Leave the dampers open a bit so that condensation does not collect in the grill; (4) Put the lid back on your grill when it is not in use;(5) Cover the grill when it is not in use; (6) If you need to store your grill for a long period of time, heavily coat them in cooking oil, wrap them in a plastic bag and store in your covered grill