when a bulb says lu which way should it face with pics

SYROUS

Well-Known Member
bulbs with out reflectors that say lamp up should face which direction up,down or horizantal??/i know up but never saw a light facing up,thanks
 

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???

you mean when a bulb like the ones above doesnt have a reflector, which way should they face?

i dont think it matters. but that first pic i would hang horizontally, the otherrs vertically pointing down
 
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