Universal One Way Non Return Valve Non Return Inline Straight Piece Valve - One way Will fit pipes / tubes 5mm and 6mm Designed to stop the back flow of air and water passing back down the pipes or tubes. Flow is from black to white. Can be used with fish tank aquarium air pumps and dosing pumps FAST DISPATCH

Universal One Way Non Return 
 Valve

Non Return Inline Straight Piece Valve - One way

Will fit pipes / tubes 5mm and 6mm

 
Designed to stop the back flow of air and water passing back down the pipes or tubes.
Flow is from black to white.
 
Can be used with fish tank aquarium air pumps and dosing pumps 


FAST DISPATCH