Deep Blue Heat Stik Submersible Quartz Heater 15″ – 200 Watt
The 200W submersible quartz heater features a maximum strength quartz silica tube that is shatter resistant and more durable than conventional glass heaters. The “Easy Set” thermostat provides precise and accurate thermal control. Includes a gravel guard and suction mounting brackets for use in both horizontal and vertical positions. Fully submersible and safe for use in both freshwater and marine aquariums.
| Specification | Detail |
|---|---|
| Heating Power | 200W |
| Heater Type | Quartz Silica Tube |
| Thermostat | Easy Set |
| Mounting | Suction Brackets with Gravel Guard |
| Submersion | Completely Submersible |
| Compatibility | Freshwater & Marine Aquariums |
FAQ
Can this heater be used in a marine aquarium?
Yes, this heater is safe and reliable for both freshwater and marine aquariums.
Is the quartz tube durable and safe for long-term use?
Yes, the quartz silica tube is shatter resistant and more durable than conventional glass heaters.
Can the heater be mounted horizontally or vertically?
Yes, the suction mounting brackets allow for both horizontal and vertical positioning.


Alison North –
Installed the heater in my 55-gallon marine tank. It maintains a steady temperature without overheating. The quartz tube is sturdy and the thermostat works smoothly. No leaks or issues after three months of use.
Chloe Hunter –
Works well in my freshwater tank. The gravel guard prevents damage to the substrate, and the mounting brackets hold securely. Slightly warmer than expected, but thermostat adjusts well.
Alexander Manning –
Great durability compared to previous glass heaters. No cracks even after several weeks of daily use. Easy to install and keeps water temperature stable.