Dyna-Gro Grow 7-9-5 15 Gal spl_centurionpro With its variable speed drive

With its variable speed drive your MagFan starts slowly and quietly and accelerates to the requested speed

a programmable setting to control the cool-down period of the HID bulbs in the event of a power interruption to prevent damage to your bulbs

• 3 spare brass plugs to decrease

an attached 1¼" magnet

Dyna-Gro Grow 7-9-5 15 Gal spl_centurionpro With its variable speed driveWhy use 2 or 3 parts when you can use 1? Dyna Gro has spent over 30 years developing the most concentrated and complete one part formulas on the market. Grow and Bloom are low in soluble salts, complete with all 16 essential mineral elements, and are formulated with the perfect nutrient ratios for exceptional vegetative growth and blooms. Growers who have spent years mixing complicated and expensive 3 part formulas are amazed when they find a one part