Fluval M100 Submersible Aquarium Heater 100W
The Fluval M100 Submersible Heater is a reliable 100-watt aquarium heater designed for tropical freshwater and saltwater aquariums up to 30 gallons. Its slim mirrored glass design helps it blend into the aquarium while maintaining stable water temperatures for fish, plants, and shrimp.
This heater is a great option for 20 gallon, 29 gallon, and similar-sized freshwater aquariums that need steady, adjustable heating.
Product Details
- Brand: Fluval
- Model: M100
- Wattage: 100W
- Recommended Aquarium Size: Up to 30 gallons
- Use: Freshwater and saltwater aquariums
- Style: Submersible aquarium heater
- Temperature Control: Adjustable
Great For
- 20 gallon aquariums
- 29 gallon aquariums
- Freshwater community tanks
- Planted aquariums
- Betta aquariums
- Shrimp tanks needing stable tropical temperatures
- Quarantine or hospital tanks
Key Features
- 100-watt adjustable aquarium heater
- Designed for aquariums up to 30 gallons
- Slim profile for easy placement
- Mirrored glass design helps reflect aquarium surroundings
- Helps maintain stable tropical water temperatures
- Fully submersible design
- Suitable for freshwater and saltwater aquariums
Why Use a Quality Aquarium Heater?
Stable temperature is important for tropical fish health. Fish such as guppies, tetras, angelfish, gouramis, cichlids, bettas, and many planted tank species do best when temperature stays consistent. A dependable heater helps reduce stress caused by temperature swings.
Recommended Use
- Fully submerge the heater before plugging it in.
- Place near water flow for even heat distribution.
- Use a separate aquarium thermometer to confirm temperature.
- Allow time for the heater to gradually adjust the water temperature.
- Unplug before removing from water or performing aquarium maintenance.
Frequently Asked Questions
What size tank is the Fluval M100 heater for?
The Fluval M100 is a 100W heater recommended for aquariums up to 30 gallons.
Is the Fluval M100 good for a 29 gallon tank?
Yes, the Fluval M100 is a good heater choice for many 29 gallon tropical freshwater aquariums.
Can this heater be used in a planted aquarium?
Yes, it works well for planted aquariums that require stable tropical temperatures.
Do I still need a thermometer?
Yes. A separate thermometer is recommended to verify the aquarium temperature and ensure the heater is maintaining the correct range.
Can this heater be used for shrimp tanks?
Yes, it can be used for shrimp tanks when set to the proper temperature and monitored for stability.
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