ITEM NAME:1pc CO2 Aquarium Non-Return One Way Red Retention Valve Fish Tank Air Pump P1J4 Description: 100% brand new and high quality Great one way check valve for aquarium air pump. Durable and easy to install. Fit standard aquarium air pipe of 4mm inner diameter. Material: Plastic Color: As the pictures show Size: 4cm Package Includes: 1 x one way valve Thank you for your purchase Problems? You can follow below process to chontact us. There is a time zone difference,but we will do our best to quickly response to your questions:.Great one way check valve for aquarium air pump. You can follow below process to chontact us. Material: Plastic. Durable and easy to install.
