A set of accessories (suction cups, silicone tube, check valve) for the installation of glass products for CO2 distribution. Please replace check valve every year. It is recommended to replace silicone tube all together.
* Suction cup and silicone tube become hardened when used in water for a long time. Please replace once a year for keeping their performance.
* “Silicone tube”that comes with this product is a silicone like air tube (material: highly polymerized vinyl chloride). If it is too easy to come off when connected to glass products, insert the Silicone tube firmly and deeply.