Juwel Heating AquaHeat 50 - 50 watt Automatic-Heater (85800) Substrate Guaranteed Analysis:

Guaranteed Analysis:

CO 2 (carbon dioxide) is a primary nutrient for almost all plant organisms

followed by a rapid decline in coral health

Precise temperature adjustment from 18 up to 34 °C

This unique addition not only reduces fish stress but also reinforces the body's natural protective mucus

Juwel Heating AquaHeat 50 - 50 watt Automatic-Heater (85800) Substrate Guaranteed Analysis:The JUWEL Aquarium Heater is designed to fit perfectly inside the filter system freeing up space in the aquarium and keeping it safe from your fish. It is supplied with the heater holder necessary to install it inside the Juwel Aquarium Filter System and also with suckers to attach it to the glass of the aquarium if it is to be used outside the filter. Juwel heaters are available in four wattages: 50w, 100w, 200w, 300w The heater is automatic, once