For the most efficient heating look for a heater with five watts of power for each gallon of tank size.
Best aquarium heater for betta.
Because bettas are tropical fish you may want to purchase a tank that includes a heater particularly if you live in a colder climate.
If you have a 5 6 gallon aquarium then you simply can t go wrong with this one.
Aqueon adjustable pro aquarium heater 5.
The setup requires some calibration however.
The aqueon pro submersible heater is a bargain for the price that it is and the best heater you can get for your betta tank.
It comes pre set to a temperature of 78 degrees f which is within the ideal range for a variety of tropical plants and fish including bettas.
The best heater for a 5 gallon betta tank tetra ht10 submersible aquarium heater this cheap betta tank heater is so easy to use all you need to do is drop it in the tank and turn it on.
For the serious aquarist a titanium heater is designed for years of continuous use thanks to quality materials that are virtually indestructible.
Cobalt aquatics flat neo therm aquarium heater.
This heater by cobalt aquatics is a rather minimalistic looking yet highly effective betta fish heater.
The warranty is good for 3 years.
The 25w is one of the best betta heaters around as it can heat the water to at least 78 f in small tanks no bigger than 7 gallons.
Fish keepers who value quality don t think twice when they see this heater in the market.
Aqueon preset aquarium heater.
It comes with an adjustable heat setting which ranges between 68 88 f which situates a bettas ideal temp of 78 f right in the middle.
Choose a tank with a heater that has a built in temperature gauge for easy monitoring.
Boxtech submersible thermostat controlled aquarium heater 7.
The finnex electronic controller aquarium titanium tube with heater guard is highly corrosion resistant and will hold up for years in both fresh and saltwater tanks.
Freesea submersible led aquarium heater 4.
It s also shatterproof and extremely durable.
11 best aquarium heaters reviews.