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Is environmentally responsible and resource saving
If your plants don't have enough CO2
steam operations
or worse - your plants tipping over
Soluble Potash (K 2 O): 6
Airbox 4 Pre Filter Pre-Filter:Airbox 4 Plus Pre Filter Is environmentally responsible and resourceReplacement pre filter for the Airbox 1, 2, 3, 4, and 4 Plus. It is recommended to replace this pre filter every 3 months. Airbox Replacement Pre Filter Sizes Airbox 1, 2 , 3: 12" x 12" x 1" Airbox 4: 12" x 15" x 1" Airbox 4+: 19" x 16" x 1"
