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

Soil heating for natural heat flow through the substrate, to promote plant growth by transporting nutrients to plant roots. Water circulation in the soil for natural filtration by colder water that flows due to the upward rise of hot water. Easy installation by arranging the heating cable in loops on the bottom glass of the aquarium, then fixing it with suction cups. More power of the heating cable thanks to the large section, 24 V safety voltage for increased protection, high-quality power supply, spring clips for tool-free installation. Contents: 1 x JBL bottom heating cable for aquariums, JBL PROTEMP b20, Heating cable: 4.9 m, Power cable: 1.5 m, PTC Thermistor: 2 m, Suction cup: 30, Electric transformer included, Mounting suction cup, 6049100