30 Gallon Reservoir, Black, Square spl_hlg This is done in order

This is done in order to ensure proper mixing of spectrual output

- Precise external temperature sensor on 20 inch (50 cm) cable to place at plants top level: ±1

allowing the plants to keep their stoma opened for optimal CO2 absorption

black exterior

30 Gallon Reservoir, Black, Square spl_hlg This is done in orderMade from high quality ABS plastic these reservoirs are crack resistant with UV inhibitors to prevent them from breaking down under natural or artificial light. They come in several sizes to fit under flood trays and will also work with aeroponic and modular systems. These reservoirs also feature convenient measurement markings along the inner walls. Measures 31" x 31" x 12. 5"