The diameter is 15-20mm.
Xiaomi Water Purifier C1 adds a three-outlet faucet for the first time. Pure water (safe to drink) can be used for direct drinking, making milk, soup, etc.; purified water (low energy consumption) can be used for washing rice, Washing, washing vegetables, etc.; the third interface can be connected to the pipeline machine. The diameter of the Xiaomi water purifier faucet is generally 15-20mm, but you don’t have to take care of this yourself. The merchant will install it directly for you. They all have fixed standards and equipment. If you still need a water purifier installed by yourself. The after-sales service is definitely not good. Use with caution. There are no aftermarket water purifiers. It is very troublesome for you to change the filter element.