A.S Aquarium fish shop - Heating the aquarium The usual way of heating aquarium water is with one or more heater/thermostats. These are glass tubes with an electric element and thermostat inside
![DaToo Submersible 50W Aquarium Heater Adjustable Fish Tank Heater 50 Watt (H -200) : Amazon.ca: Pet Supplies DaToo Submersible 50W Aquarium Heater Adjustable Fish Tank Heater 50 Watt (H -200) : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/41Ae70VWl6L._AC_UF1000,1000_QL80_.jpg)
DaToo Submersible 50W Aquarium Heater Adjustable Fish Tank Heater 50 Watt (H -200) : Amazon.ca: Pet Supplies
![Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/71ILnqpxtPL._AC_UF1000,1000_QL80_.jpg)
Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies
![25W Adjustable Temperature Thermostat Heater Rod 110v-220v Submersible Aquarium Fish Tank Water Heat | Walmart Canada 25W Adjustable Temperature Thermostat Heater Rod 110v-220v Submersible Aquarium Fish Tank Water Heat | Walmart Canada](https://i5.walmartimages.com/asr/704feed4-4cdc-46f6-9e33-aab1ff3aa7a1_1.b5d4ae8f073ab25e3256f125e738fc8b.jpeg?odnHeight=2000&odnWidth=2000&odnBg=ffffff)
25W Adjustable Temperature Thermostat Heater Rod 110v-220v Submersible Aquarium Fish Tank Water Heat | Walmart Canada
![Mylivell Aquarium Heater 200W Submersible Fish Tank Water Heater Thermostat : Amazon.ca: Pet Supplies Mylivell Aquarium Heater 200W Submersible Fish Tank Water Heater Thermostat : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/518mOUi93hL._AC_UF1000,1000_QL80_.jpg)
Mylivell Aquarium Heater 200W Submersible Fish Tank Water Heater Thermostat : Amazon.ca: Pet Supplies
![Orlushy Submersible Aquarium Heater 200W ,Fish Tahk Heater with Adjust Knob Thermostat 2 Suction Cups Suitable for Marine Reef Fish Tank Sump : Amazon.ca: Pet Supplies Orlushy Submersible Aquarium Heater 200W ,Fish Tahk Heater with Adjust Knob Thermostat 2 Suction Cups Suitable for Marine Reef Fish Tank Sump : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/61XL6vQCa1L._AC_UF1000,1000_QL80_.jpg)
Orlushy Submersible Aquarium Heater 200W ,Fish Tahk Heater with Adjust Knob Thermostat 2 Suction Cups Suitable for Marine Reef Fish Tank Sump : Amazon.ca: Pet Supplies
![Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies](https://m.media-amazon.com/images/I/71ILnqpxtPL.jpg)
Fluval M200 Submersible Heater, 200-Watt Heater for Aquariums up to 65 Gal., A784 : Amazon.ca: Pet Supplies
![Aquariums Accessories 300w Submersible Heater Heating Rod For Aquarium Glass Thermostat Fish Animal Tank Temperature Adjustment - Temperature Control Products - AliExpress Aquariums Accessories 300w Submersible Heater Heating Rod For Aquarium Glass Thermostat Fish Animal Tank Temperature Adjustment - Temperature Control Products - AliExpress](https://ae01.alicdn.com/kf/HTB1dVbGJVXXXXXdaXXXq6xXFXXXA/228247773/HTB1dVbGJVXXXXXdaXXXq6xXFXXXA.jpg_640x640q90.jpg)
Aquariums Accessories 300w Submersible Heater Heating Rod For Aquarium Glass Thermostat Fish Animal Tank Temperature Adjustment - Temperature Control Products - AliExpress
![Accessories Fish Aquariums Heater | Submersible Heater | Protective Sleeve - Temperature Control Products - Aliexpress Accessories Fish Aquariums Heater | Submersible Heater | Protective Sleeve - Temperature Control Products - Aliexpress](https://ae01.alicdn.com/kf/S375710fa3fc140baa13412076f265a57C/Pet-Product-Submersible-Heater-Heating-Rod-Containing-protective-sleeve-Aquarium-Accessories-for-Fish-Tank-Aquarium-Heater.jpg)
Accessories Fish Aquariums Heater | Submersible Heater | Protective Sleeve - Temperature Control Products - Aliexpress
![Tropical-Reef Aquarium Heater 25W to 300W Fish Tank Thermostat - China Heater and Aquarium Heater price | Made-in-China.com Tropical-Reef Aquarium Heater 25W to 300W Fish Tank Thermostat - China Heater and Aquarium Heater price | Made-in-China.com](https://image.made-in-china.com/202f0j00MIURCEAWahcY/Tropical-Reef-Aquarium-Heater-25W-to-300W-Fish-Tank-Thermostat.webp)
Tropical-Reef Aquarium Heater 25W to 300W Fish Tank Thermostat - China Heater and Aquarium Heater price | Made-in-China.com
![Factory Wholesale High Quality 25/50/100/200/300 Watt Aquarium Heater - China Aquarium Heaters and Fish Tank Heaters price | Made-in-China.com Factory Wholesale High Quality 25/50/100/200/300 Watt Aquarium Heater - China Aquarium Heaters and Fish Tank Heaters price | Made-in-China.com](https://image.made-in-china.com/202f0j00FnDlrjaPnIok/Factory-Wholesale-High-Quality-25-50-100-200-300-Watt-Aquarium-Heater.webp)
Factory Wholesale High Quality 25/50/100/200/300 Watt Aquarium Heater - China Aquarium Heaters and Fish Tank Heaters price | Made-in-China.com
![Becaristey Glass Aquarium Heater Suction Cup Submersible Universal Thermal Dual Unit Temperature Knob Fishtank Warmer Accessories 25W | Walmart Canada Becaristey Glass Aquarium Heater Suction Cup Submersible Universal Thermal Dual Unit Temperature Knob Fishtank Warmer Accessories 25W | Walmart Canada](https://i5.walmartimages.com/asr/f19f2f55-60de-4cb9-853f-9c2024d9af3d.d2604ed555b04ebd4495a189bff175b6.jpeg?odnHeight=2000&odnWidth=2000&odnBg=ffffff)