Overview
The Zoo Med BettaTherm Mini Bowl Heater is a compact, fully submersible heater designed to maintain a comfortable environment for Betta fish. By raising water temperature 5–10°F above room temperature, it helps keep Bettas healthy and active. Its mini size makes it ideal for small Betta bowls or aquariums, and it can be safely used in both glass and acrylic tanks.

Key Features

• Mini Size Design – Perfectly fits Betta bowls and small aquariums.

• Thermal Shut-Off – Built-in safety feature shuts off at 26°C (78.8°F) to prevent overheating.

• Completely Submersible – Designed to be buried under gravel for discreet placement.

• Consistent Warmth – Increases water temperature 5–10°F over ambient room temperature.

• Versatile Use – Safe for use in both glass and acrylic tanks.

Product Specifications

• Type: Submersible Betta bowl heater

• Item Number: BH-10

• Temperature Increase: 5–10°F above room temperature

• Safety Feature: Automatic thermal shut-off at 26°C (78.8°F)

• Tank Type Compatibility: Glass and acrylic

• Installation: Fully submersible; bury under gravel for best results