Hi-Par 630W Controllable Digital Ballast ezi oil Hydroponics : Use 2gms per

Hydroponics : Use 2gms per 4L of nutrient solution

A healthier root zone allows plants to absorb water and nutrients more effectively

SEO Title (max 60 characters): Seahawk Ultra Lite Silver Reflector - Medium

Low Setting: Measures moisture from 7-15% High Setting: Measures moisture from 16-35%

Hi-Par 630W Controllable Digital Ballast ezi oil Hydroponics : Use 2gms perHI PAR 630w CMH Digital Controllable Ballast The HI PAR 630w CMH Controllable Ballast is our smartest CMH solution for both hobby and commercial cultivators! Utilising unique Double Ended 630w technology for increased CMH efficiency; our controllable digital 630w ballasts offer intelligent solutions for CMH precision light output control. Building from HI PARs foundation of reliability and unique ceramic lighting solutions; we present the 630w CMH