Grillers love the effect that lava rocks and briquettes have on achieving the perfect char on protein and veggies. Though your grill will not run hotter, you'll retain more heat under your cooking surface when you layer lava rocks or briquettes between the heating element and grill surface—not to mention reduced flare-ups and hot spots which ensures consistency. From lava and pumice rock, to ceramic briquettes, we've got you covered.