1. The Aquarium Safety Valve is specifically designed to effectively prevent water from flowing back into the air pump, ensuring the safety and functionality of your aquarium equipment. 2. This Aquarium Safety Valve can easily unscrew and detach the valve, making it a breeze to clean and maintain. No need to worry about tricky and time-consuming repairs - simply unscrew the valve, clean or inspect it, and easily reattach it to your air pump.