Reliable Siphon Protection for Your ATO System
The ATK Siphon Break Replacement is a 1/4" to 1/4" push-fit adapter designed to prevent back-siphoning in your Neptune ATK (Auto Top-Off Kit) system. This essential safety component ensures water flows only where it should, protecting your aquarium from overfilling or reverse siphoning incidents.

Key Features & Benefits
1/4" push-fit adapter siphon break for ATO applications

Prevents siphoning and backflow issues

Compatible with Neptune ATK systems and 1/4" tubing setups

Quick and easy push-fit installation

Why Use a Siphon Break?
A siphon break ensures that once your top-off pump turns off, water won’t continue to flow via siphon effect. This small but vital part helps prevent unwanted overfilling or leaks in your aquarium system.