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Produces pure water
Iron EDDHA
and Bio-Bloom
keep the level towards the lower values
GAS - EC Balancer Revolution PK Boosters Produces pure waterOverview The GAS EC fan balancer was created for use with the G. A. S EC fan controller and SystemAir Revolution EC fan setups. It's made to balance the difference between the intake and extraction fans. You can regulate the maximum speeds of the intake and exhaust fans. The balancer allows you to set the negative pressure within the grow room. To prevent positive pressure from occurring you should set the exhaust fan to a higher rate than the intake
US$ 62.00
US$ 131.00
US$ 44.95