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adjustable
psyllids (including pear psylla) and whitefly (including eggs)
The pumps have an inside threaded fittings and the flow is non-adjustable
Growing moisture should be between 60-70% and 40-60% in flowering
Alfred Air Pump 1 Outlet 108L/H Other Accessories adjustableAlfred Hydroponic Air Pumps are the perfect choice for providing fresh oxygen to your hydroponic growing system. Good aeration is absolutely necessary as it promotes nutrient uptake and aids in the growth of beneficial organisms. Aerating the nutrient reservoir will also help maintain a consistent temperature while discouraging the growth of algae, bacteria, and other pathogens. The steady air output pressure can be fine tuned using the power
