400W Sylvania - Standard Metal Halide Bulb
Standard Metal Halide (MH) lamps are economical while giving you quality blue spectrum HID for healthy vegetative plant growth.
Our Standard Metal Halide bulbs are universal and can be burned horizontally or vertically. Average color temp of 4000K.
Same dependable, top quality, G.E. brand name - "standard" bulbs at the lowest possible price!
Shipped items will vary by brand name as we shop around for the best price to pass the savings onto you.
Standard 250 watt: 21,000 lumens
Standard 400 watt: 36,000 lumens
Standard 1000 watt: 110,000 lumens
For use with Metal Halide ballasts.