JBL Aquarium & Pond Heater, Under Gravel, 200 Liters, 0.48 kg, JBL PROTEMP b20 III

Modern sol heating system for freshwater aquariums, promotes plant growth. sol heating system ensures almost natural thermal circulation of the sol substrate, promoting nutrient transport to plant roots. Easy to install: place the heating cord in loops on the glass at the bottom of the aquarium and secure with the suction cups. The rise of heated water is followed by the arrival of cooler water, ensuring water circulation in the sol. sol also acts as a natural filter for the aquarium. Large heating cord cross-section for greater efficiency, 24 V safety voltage against hazards and high-quality power supply. Spring-loaded clamps enable tool-free installation.