Aquarium Check Valves Plastic One Way Non-Return Check for Oxygenation Pump Aquarium Supplies and Accesso

Description

Features: brand new and high quality The check for is suitable for common aquarium air pumps. Please do not use them with CO2 systems. One-way check for for aquariums and fish tanks. Protect your by preventing the aquarium water from anti-siphoning during power outages. Made of durable transparent plastic. When the socket inside is stuck please use a paper clip to poke from the input end to the output end. Stomatal diameter: 0.15 / 4mm; total size: 2.16 x 0.58 / 5.5 x 1.5 for cm (LengthxMax.D) Package content: 10 pcs x air check for Specifications: Material: ABS Weight: 75g Size: As the picture shows Color: Black/Red/White Note: 1.Please allow 1-2cm errors due to manual measurement make sure that you do not mind before you order. 2.Due to the difference between different monitors the picture may not reflect the actual color of the item. Package includes: 10x Check Valves