Marina Plastic Check Valve/ Non Return Valve

• Protects pumps from water back siphoning.
• Minimal air flo restriction
• Durable
• Model Number:A1165

Product Description The Marina Check Valve prevents water from siphoning out of the aquarium through the air hose and into the air pump in the event of a power failure or when removing filters and other air-driven accessories from the aquarium. Box Contains 1 x Valve