the problem with DIY generator D501 kit from aliexpress
Assembled and installed Pro DIY generator D501 kit. Connected to the aquarium and set required quantity 1 bubble per second. Watched 4 hours, all OK. walked Away for 1 hour, come the bubbles are large flow, the pressure on the gauge 4. All the citric acid from the bottle poured in a bottle of soda. Needle valve no longer regulate. It just opened and bubbles are flow. I'm afraid to use your product. It is faulty. https://ru.aliexpress.com/item/Hot-Pro-DIY-D501-kit-generator/32675329955.html?detailNewVersion=&categoryId=200001407
Assembled and installed Pro DIY generator D501 kit. Connected to the aquarium and set required quantity 1 bubble per second. Watched 4 hours, all OK. walked Away for 1 hour, come the bubbles are large flow, the pressure on the gauge 4. All the citric acid from the bottle poured in a bottle of soda. Needle valve no longer regulate. It just opened and bubbles are flow. I'm afraid to use your product. It is faulty. https://ru.aliexpress.com/item/Hot-Pro-DIY-D501-kit-generator/32675329955.html?detailNewVersion=&categoryId=200001407