High quanlity ? This check valve is made from sturdy stainless steel that doesn?t bend, break or rust, unlike plastic check valves.
Protect ? It protect the power head from the water flowing back which is caused by power cut.
Backflow preventionIt ? can prevent the aquarium from water flowing back, which is caused by the decrease, and keep the function and service life of Carbon dioxide bottle
CO2 systems ? Made specially for CO2 systems and NOT air pumps. when used in the Ozone generator, it can prevent the Ozone from flowing back to the air pump and eroding the propeller.
Anti-leak ? When installed correctly, the Brass Check Valve ensures that the water and air circulations are consistent and going in the right direction without any backflow