Max-Pro Series Inline Fan Options:6" Max-Pro Series, 420 CFM Bloom is a phosphorus-heavy formula

Bloom is a phosphorus-heavy formula for enhancing flower production

increase nutrient and water uptake

skin friendly and non-toxic

The built-in photocell will automatically sense day or night and adjust the speed of your fan accordingly

Max-Pro Series Inline Fan Options:6" Max-Pro Series, 420 CFM Bloom is a phosphorus-heavy formulaThe Max Fan family has been designed to be the smallest, lightest and most energy efficient fan of its kind. With the current cost of electricity, the Max Fan can save hundreds of dollars every year. Even more efficient and stronger than the original Max Fan design, the Max Fan Pro Series has a much more robust housing due to the fiberglass reinforced plastic compounds that meet all of the UL and CSA requirements.