Unique reflective technology goes into each Fluval M Series Aquarium Heater. This advanced feature helps your heater "vanish" into your aquascape. Other features include an easy-to-adjust temperature control dial, shock-resistant glass to help prevent breakage, and a 3-year warranty. Partially submersible.

Fluval M Aquarium Heater - 50W - Up to 15 Gallon

Fluval M Aquarium Heater - 100W - Up to 30 Gallon

Fluval M Aquarium Heater - 150W - Up to 45 Gallon

Fluval M Aquarium Heater - 200W - Up to 65 Gallon

Fluval M Aquarium Heater - 300W - Up to 80 Gallon