This airlock is a replacement piece for our stainless steel variable capacity wine tanks. Used for releasing pressure when the lid is down on top of the wine, and the bladder is fully expanded. Size opening 1-7/8".
These carboy's are made of PET, are odorless and virtually impermeable to oxygen. A BPA-free plastic, which allows beverages to sit for several months in the carboy without the worry about oxidation. This combines the barrier properties and visibility of glass, with the convenience and safety of unbreakable plastic. Easier to clean thoroughly than ribbed carboys.
Ideal for secondary fermentations. Also perfect for bulk aging. Completely taste and odor-free. It is stain resistant. There are no ribs on the sides to collect yeast or sediment. Therefore it is very easy to clean, inside and out. Impermeable to oxygen. Safe to reuse over and over, if properly sanitized before and after each use. Takes our # 10 Rubber Stopper or Medium Boun Vino Stopper. Weighs approximately 1.5 lbs Rated to 140 degrees F