DONGKER External CO2 Diffuser,Aluminum Alloy Fish Tank Atomizer With Locking Nut & Non Return Valve for 12mm/16mm I.D. Hose

High Dissolution Rate: External CO2 Diffuser has delicate diffusion effect and produces tiny bubbles, the transparent observation compartment can observe the refining effect and improve the dissolution rate of CO2 in the aquarium water. External Installation: For external use in aquarium, the CO2 refiner does not affect the landscape of the aquarium, suitable for 12mm ID or 16mm ID soft water hose. No Blocking The Flow: Designed on the side of the refiner, it does not affect the filtration flow at all, the water flow will take away the CO2 directly, the refiner replacement module can be replaced, and the air hose connector has a built-in non-return valve, so that there will be no backflow of water after stopping the air. Locking: Fish Tank CO2 Atomizer's air hose connector has a pagoda structure with a counter-locking nut lock, preventing high pressure from falling off, and the positive pressure filtration tank can also be used. Exercise Equipment Mat Anti-Slip Equipment Mats Treadmill Walking Mat Pad Silicone Noise Reduction Workout Mat Exercise Bike Mat Walking Pad Mat Anti Vibration Pad Fitness Gym Treadmill Pad Floors Carpets Protectors