HID Bulbs & Electric Ballast For Growing Cannabis
Depending on where you live in the world, electric ballast systems with 120-volt systems are most common in North America while 240-volt systems are most…
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*Learn* Your Marijuana Growing Ballasts
A ballast is a device that regulates specific starting requirements and line voltages for a specific HID (High-Intensity Discharge) lamp. There are many brands of ballasts…
