On a gas grill the infrared plate sits just above the gas flame.
Ceramic infrared gas grill.
Infrared grills are gas grills but with ceramic searing burners this epic outdoor cooking technology browns and caramelizes the surface of meats by using energy similar to visible light that is not affected by wind.
This ceramic surface produces many tiny flames that get extremely hot quickly and and evenly.
For example on an infrared gas grill the infrared plate is heated by the gas flame underneath the plate.
The heat is then emitted off the plate as infrared radiation and cooks the food sitting above.
These bad boys can reach temperatures of 1000 degrees in under 5 minutes giving you more grilling options and consistency comparable to restaurants.
Speed these grills cook incredibly fast.
These plates can be made of ceramic glass or metal.
Along with the proprietary tru infrared technology it also comes with a large enough cooking area a warming rack gas conversion kit and three burners.
Ceramic infrared burner systems feature a stainless steel burner topped with a ceramic surface with the cooking grid sitting a few inches above the burner surface.
They can reach 700 f in around 7 minutes.
These plates can be made of ceramic glass or metal.
Char broil signature tru infrared 420 3 burner cabinet liquid propane gas grill is the best pick for infrared grills since the only challenge it has is the expensive price range.
This video does a good job of explaining a bit more about infrared grilling.