Feature:●You can see CO2 bubble clearly out of gas and it supply C02 to the plants enough.●In prospe..
Feature:●It is a high quality product. ●Clear table show pressure, precision design. ●Easily to adju..
Feature:●It is a high quality product. ●Show pressure accurately with precision design. ●Easily to a..
Feature: ●One piece design, beautiful and convenient. ●Each connector has independent needle valve. ..
Feature:●For 4/6mm tubing.●High bending resistance. ●Made of high quality glass, looks crystal clear..