Home » All Products » Hydroponics » Supplies/ Parts » Active Aqua Porthole Cover, Black, fits all sizes
The Active Aqua porthole cover fits all sizes of reservoir covers we offer. It helps minimize evaporation and contamination of the nutrient solution in the reservoir, and also provides quick access to the reservoir for routine maintenance such as checking pH and adding nutrients.
Size: 115 gal
Size: 4′ x 4′
Size: Center, 4’x4′ Plus (+) & Minus (-)
¾" fill/drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and the ...