Hydor Theo Heater - Submersible Aquarium Heater, 400 Wats - 15.5" Long (80-105 Gallons) Cat House Breaking Scratch Deterrents * Comfortable around the neck

* Comfortable around the neck

Ovation includes a composite plastic pan for easy cleanup in the event of an accident

Slow-sinking pellets let cichlids at their preferred depth

Absorb ammonia from water fast

optimal food source and color enhancer for marine fish with smaller mouth parts

Hydor Theo Heater - Submersible Aquarium Heater, 400 Wats - 15.5" Long (80-105 Gallons) Cat House Breaking Scratch Deterrents * Comfortable around the neckThe Hydor Aquarium Heater is a submersible heater made with the exclusive PTC (Positive Thermal Coefficient) technology. This Hydor aquarium heater provides no thermal shock, is submersible, and engineered shatterproof glass designed to resist breakage in most normal aquarium situations. Ideal for Freshwater or Saltwater Aquariums Heater can be positioned vertical or horizontal The Hydor heater cord is approximately 6 feet long The Hydor Aquarium