4 IN 1 FUNCTION: It is a 4 in 1 high performance CO2 diffuser for DIY CO2 system (1-2 Bar) and compressed CO2 system, for up to 300L aquarium EAST TO INSTALL: Easy to set upand clean. TANK PLANTING: CO2 system is designed for low cost planted tank use. U-shaped DIY: This Co2 atomiser with build in multi-funional all in one, included check valve, bubble counter, ultramicropore atomization and U-shape air intake. SUCTION CUP DESIGN: Suction cup is also included for mounting
