Eheim Professional 3 Filter Set (250/250T/350/350T/e350/600) Powerheads & Circulation API Stress Coat helps prevent

API Stress Coat helps prevent the loss of essential electrolytes and protects damaged tissue against disease-causing organisms

A sensor changes reversibly from yellow to green to blue

once set to the correct temperature it will heat the aquarium water and once the desired temperature is reached will automatically switch off

a spray bar for a gentle even flow and bottom output for deepwater agitation

with an exciting flavour that marine and tropical fish cannot resist

Eheim Professional 3 Filter Set (250/250T/350/350T/e350/600) Powerheads & Circulation API Stress Coat helps preventThe Eheim Filter Pad Set Professional 3 is designed to enhance the filtration performance of Eheim Professional 3 and Professional 3e external canister filters. This filter pad set includes both blue and white filter pads that serve different filtration functions to maintain a clean and clear aquarium environment. Here's a breakdown of the key features and functions of this filter pad set: Key Features: Blue Pre Filtration Pad: The blue pre filtration