Juwel Heating Pro Heater 300 - 300 watt Automatic-Heater (85815) Marine Food Free ammonia is the toxic

Free ammonia is the toxic form of ammonia (vs

tropical freshwater and coldwater aquaria

Setting Up an Aquarium: Use it when initially setting up your aquarium to create a stress-free environment for your fish

Effective Filtration: The Polyfilter is highly effective at removing excess nutrients

After prolonged use

Juwel Heating Pro Heater 300 - 300 watt Automatic-Heater (85815) Marine Food Free ammonia is the toxicThe 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 set