AQUANEAT Aquarium Check 0.5 inches in diameter and 2.1 length, Red

Product Details

• Specially designed non-return valves will protect your air pump by preventing aquarium water from back siphoning during a power outage
• They are made of plastic material for long time use
• Place these air pump check valves in your airline tubing between your air pump and aquarium water to prevent water returning down the air line
• Fits standard aquarium airline tubing with inner diameter about 3/16" and it fits for most of air pumps
• Dimension: 0.5”D x 2”L; Includes: 10pcs check valves