Aquatop Aquarium Submersible Glass Heater, 250 Watts - 12.5" Tall (Aquariums up to 65 Gallons) Starter Kits or for creating a waterfall

or for creating a waterfall inside the tank

They are safe to chew and can be used inside or outside of the cage

Your dog will love sinking his teeth into the tennis ball in the center during fetch or tug games

Snuggle - When playtime is over

Fresh water should be available at all times

Aquatop Aquarium Submersible Glass Heater, 250 Watts - 12.5" Tall (Aquariums up to 65 Gallons) Starter Kits or for creating a waterfallKeep your aquatic creatures happy, healthy and comfortable with the Aquatop Submersible Glass Aquarium Heater. This heater features suction cups for easy installation and a very visible temperature setting. 50 watt heater maintains constant, stable aquarium temperatures Simple to set and adjust temperature High quality, insulated glass construction Specifications: 50 Watt: 9" (Aquariums up to 13 Gallons) 75 Watt: 9" (Aquariums up to 20 Gallons) 100