10 Pieces Aquarium Aerator Check for Prevent the Air from Entering Wa
way

Efficient, Effective for protection for your
Great way check for for aquarium air
Non Return anti syphon valves to protect your electrical equipment. (air pumps
Colour: red

Length: about 5.50cm/2.17"
Quantity:1Set(10pcs)

Package includes:
1Set(10pcs) Way Check Valves(not included others)