02-16-2008, 06:06 AM
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Member
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Join Date: Mar 2003
Location: Ladner,BC
Posts: 3,032
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Quote:
Originally Posted by PoonTang
Mogul base bulbs do produce UV but the glass envelope of the bulb is the shield. A mogul bulb is nothing but a HQI bulb with a built on UV shield.
ALL HQI bulbs MUST use a separate UV shield.
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Exactly
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