gonfire18
Member
Do I need a ballast with this light ?
http://www.homedepot.com/p/Philips-175-Watt-ED28-Mercury-Vapor-High-Intenstiy-Discharge-HID-Light-Bulb-140905/100115592#.UkkQatJZvw8 "6800K Daylight"
http://www.homedepot.com/p/Philips-175-Watt-ED28-Mercury-Vapor-High-Intesntiy-Discharge-HID-Light-Bulb-140798/100204241#.UkkQJdJZvw8 "3700K Warm White"
http://www.homedepot.com/p/Philips-175-Watt-ED28-Mercury-Vapor-High-Intenstiy-Discharge-HID-Light-Bulb-140905/100115592#.UkkQatJZvw8 "6800K Daylight"
http://www.homedepot.com/p/Philips-175-Watt-ED28-Mercury-Vapor-High-Intesntiy-Discharge-HID-Light-Bulb-140798/100204241#.UkkQJdJZvw8 "3700K Warm White"