![PSA: Don't forget to unplug your heaters when you drain a tank or do water changes...... It took me 1 year but I managed to forget just oneeee time. : r/Aquariums PSA: Don't forget to unplug your heaters when you drain a tank or do water changes...... It took me 1 year but I managed to forget just oneeee time. : r/Aquariums](https://i.redd.it/b8bcp51i58ny.jpg)
PSA: Don't forget to unplug your heaters when you drain a tank or do water changes...... It took me 1 year but I managed to forget just oneeee time. : r/Aquariums
![Amazon.com: MQ Submersible Aquarium Heater Auto Thermostat, 500W Fish Tank Heater with LCD Digital Aquarium Thermometer, Shatter-Proof and Blast-Proof : Pet Supplies Amazon.com: MQ Submersible Aquarium Heater Auto Thermostat, 500W Fish Tank Heater with LCD Digital Aquarium Thermometer, Shatter-Proof and Blast-Proof : Pet Supplies](https://m.media-amazon.com/images/I/514IXCfoQPL._AC_UF350,350_QL80_.jpg)
Amazon.com: MQ Submersible Aquarium Heater Auto Thermostat, 500W Fish Tank Heater with LCD Digital Aquarium Thermometer, Shatter-Proof and Blast-Proof : Pet Supplies
![Amazon.com: Aquatop 100W Premier Glass Heater with Protective Guard - Fully Submersible for Fish Tanks Up to 25 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, HTG-100 : Tools Amazon.com: Aquatop 100W Premier Glass Heater with Protective Guard - Fully Submersible for Fish Tanks Up to 25 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, HTG-100 : Tools](https://images-na.ssl-images-amazon.com/images/I/51ngxd-V7ML._AC_UL600_SR600,600_.jpg)
Amazon.com: Aquatop 100W Premier Glass Heater with Protective Guard - Fully Submersible for Fish Tanks Up to 25 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, HTG-100 : Tools
![Amazon.com: Aquatop 200W Premier Glass Heater with Protective Guard - Fully Submersible for Fish Tanks Up to 50 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, HTG-200 : Tools Amazon.com: Aquatop 200W Premier Glass Heater with Protective Guard - Fully Submersible for Fish Tanks Up to 50 Gallons, 68-93F Adjustable Temperature Range, Fresh & Saltwater Use, Aquarium Heaters, HTG-200 : Tools](https://m.media-amazon.com/images/I/61U9VppEsOL.jpg)