Getting the right seal is the whole deal with your cook. If you can keep the heat in your cooker it will cook your BBQ more efficiently. That is the whole deal. We have the seals you need for virtually all cookers and closures too. The Weber lid closer is really good. Get your smoker, Grill, Cooker seal and seal in that cooking power.
What happens if you don’t have gaskets on your cooker. Watch for the leaking smoke. Every where you see smoke coming out your going to lose heat and cooking flavor. You only have one pass most of the time for that smoke that is coming by. Those gaskets will lock in that smoke, heat, and flavor into your cooker. Buy the gaskets you need for your cooker and become the King of the Grill. There are many different sizes, material, and forms of gaskets above make sure that the gasket you choose is right for your smoker, grill, or cooker. If you need some pressure to help tighten up your lid, or opening to your smoker there are closures above to put a little pressure to seal against the gasket.
Big Green Eggs and other ceramic grills can hold a 300 F degree temperature for as many as 12 hours. That process is helped along by a gasket. The lid on a Big Green Egg has a little weight along with a good gasket it is able to seal completely and with the control of the air flow. It can hold temperature for an extended amount of time.