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Normally, the most expensive and durable type is the stainless steel because it has a lifetime warranty. Otherwise, the protective coating will eventually wear off and the subsequent material will begin to deteriorate.

This is the common Brazed plate heat exchanger reason why the grid needs replacement. Gas grill replacement for cooking grids can be obtained from the original grill manufacturer or a replacement dealer.GratesGrates are situated above the burner and are customized for installing a lava rock or ceramic grill.

These materials have a dual purpose, to guard the burner from drippings that can damage the burner, and they dissolve the heat from the burner. Grates are one of the cheapest replacement parts for a gas grill since they do not hold food materials and need not be guarded from rust.

Thus, they are usually made of carbon steel that will start to rust fast. It is very useful until it rusts completely and can no longer hold lava rocks.Heat shieldsAlso known as burner shields or heat plates, heat shields have the same purpose as the rock grates. That is, it can also protect the burner from damaging food drippings and heat. They are very common on newer configurations of gas grills. However, gas grill replacement for heat shields are more beneficial than rock grates since they are bacteria-free and are easier to replace.Other partsGas grills also contain lesser important parts such as knobs, gauges, racks and trays. As a rule of thumb, the less complicated gas grill replacement parts are, the more likely that you can get the part from the original manufacturer.