
TetraTec HT Aquarium Heaters - available in 5 sizes (see below)
Reliable, precise, and easy-to-use aquarium heaters
Application
Simply attach your TetraTec heater to the side of the aquarium, using the enclosed rubber suckers. The heater must be fully submerged. Then set the temperature dial to the desired setting, and turn on the power. The indicator light will illuminate when the heater is in operation. Always read the instructions carefully before use.
Models
| Product | Size of Aquarium | Power Consumption |
| Tetratec HT 50 | 25 - 60 litres | 50 Watt |
| Tetratec HT 100 | 100 - 150 litres | 100 Watt |
| Tetratec HT 150 | 150 - 225 litres | 150 Watt |
| Tetratec HT 200 | 225 - 300 litres | 200 Watt |
| Tetratec HT 300 | 300 - 450 litres | 300 Watt |
(Source: http://www.tetra-fish.co.uk)