LavaLock BLACK rtv Meets FDA specifications for Food contact requirements. 3 ounce tube (2.8 fl. ounce) Excellent bond, impervious to weather 450F max temp, 350F continuous. Super high tack. Self curing. Our best BBQ smoker adhesive Food safe LavaLock® BBQ grill smoker sealer Hi Temp FOOD SAFE Silicon adhesive. LavaLock® BBQ smoker High temp silicon is perfect for adhering gaskets, sealing smoker pit doors, lids, fire boxes, cook chambers and any other leaky bbq part. Our premium grade rtv sealer is meets FDA requirements for food contact BLACK color, self curing 450F max. 2.8 fl. ounce. 3 ounce tube. Includes applicator tip. Our best Black bbq sealer and gasket adhesive.