Amazon.com: iPower GLBULBH600 600w Watt Super Grow Light High Pressure Sodium HPS Bulb : Everything Else
HPS
Sodium-vapor lamp - Wikipedia
HPS
Sodium-vapor lamp - Wikipedia
Sodium-vapor lamp - Wikipedia
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Sodium-vapor lamp - Wikipedia
In an HPS lamp, does the outer bulb contain anything important, or is it just there to protect the arc tube in the middle? Will the bulb explode or implode if you
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Sodium-vapor lamp - Wikipedia
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