Using a spunding valve will make better beer. Really, how can one make such a bold claim? While there are lots of product claims to make better beer, this one will definitely improve your beer, the claim of making it better will depend on how you use it. The primary use of a spunding valve is to ferment beer under pressure. While this is a good use homebrewers don’t gain much from it. A better use is to reduce oxygen uptake in your beer during transfers which will improve shelf life and hold in aromas from dry hopping. Oxygen can stale a beer and eliminate all if not most of the aroma. Of all the various uses for spunding valves here are some of the better ones.