Liya LY-V5 check valve

The Liya LY‑V5 Aquarium Check Valve is an essential safety accessory designed for aquarium air pump systems. This one-way valve prevents aquarium water from flowing back through the airline tubing into the air pump, protecting the pump from damage during power outages or pump failures.

Compact and easy to install, the LY-V5 check valve fits standard aquarium airline tubing and ensures smooth airflow from the air pump to the aquarium while blocking reverse water flow. It is ideal for use with air stones, sponge filters, and other air-driven aquarium equipment.

Key Features

• One-way (non-return) valve design for aquarium air lines
• Prevents water backflow into the air pump during power cuts
• Protects air pump from water damage
• Compatible with standard airline tubing
• Compact and lightweight for easy installation
• Suitable for freshwater and marine aquariums
• Qty- 2/pack

Model: LY-V5

Brand: Liya

Application: Air pump safety valve for aquariums

A check valve allows air to flow from the pump to the aquarium while blocking reverse water flow, helping safeguard the air pump and maintain a stable aeration system.