New Stainless Steel CO2 One for Way Check For Aquarium CO2 Diffuser Regula
brand new and
Can prevent the aquarium from the water flowing back, which is caused by the decrease of CO2 pressure,and keep the function and service life of CO2 bottle.
When used in the it can prevent the from flowing back to the and eroding the propeller.
It can protect the power for head from the water flowing back which is caused by power cut.
Fits standard aquarium CO2 4mm internal diameter.
Stainless steel
Size(L*for W):40mm x 4mm(approx)
Color: Silver
Quantity:1 pc
is not included!)
Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!