PetzLifeWorld Clear Glass U Shape Bend for Aquarium Fish Tank Air and Co2 Tube Not to Bend in Rim 15MM Suits Upto 12MM Glass (Pack of 1 U Bend)

Stable and durable: U shape pipe made of high quality glass, looks crystal clear, durable and beautiful. Inner size: 4mm/0.15"; total size : 1.77" x 0.59", easy connect air line for fish tank. Connect inner diameter 4mm (outer diameter 6mm) air line. Function: This CO2 diffuser can create rich CO2 to provide aquarium plants with the carbon dioxide they need and ensure the nutrition and health, the CO2 diffuser will supply aquarium plants a friendly living environment. Delicate design: The co2 diffuser has high transparency. The fine, see-through glass is blended in the environment of aquarium, which can create a sense of harmony and unity. Suitable for fish tank, aquarium, especially aquatic plants, tropical fish to watch and cultivate for fish tank.

• Made of high quality glass, looks crystal clear, durable and beautiful.
• U-shaped design solves the inconvenience of the top of the Fish Tank.
• CO2 diffuser can create rich CO2 to provide aquarium plants with the carbon dioxide they need and ensure the Plant nutrition and health
• See-through glass is blended in the environment of aquarium, which can create a sense of harmony and unity.
• Suitable for fish tank, aquarium, especially aquatic plants, tropical fish to watch and cultivate for fish tank.