AZOO Titanium Electronic Heater 50 Watt *US Version* Adapts the latest electronic heating control technology. Temperature control range 70~92°F, ±1°F Titanium tube body, free from acid or alkaline corrosion, suitable for both s...
Bulk Color-Change Deionization Resin. Enough to fill one refillable DI cartridge.
* Make sure to pack the cartridge tightly to avoid channeling / bypass.
Mr. Aqua Replacement UV Bulb for the 9W MA-87 UV Sterilizer