Airbox 4 Pre Filter Buckets & Lids The SQ300W Pro array creates

The SQ300W Pro array creates a uniform spread of light at short distance from the crop ensuring excellent penetration of canopy without hotspots and excessive heat

the charcoal is carefully packed to ensure consistent and even air flow throughout the carbon bed for full use of the filter

the potassium in Aptus Finaleboost is chelated into an organo-mineral product

Thanks to its nutrient charge

Airbox 4 Pre Filter Buckets & Lids The SQ300W Pro array createsReplacement 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"