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SteveDave · #1 (**permalink**) 06-23-2007, 04:25 AM

Has anyone heard anything about these bulbs...http://www.hhydro.com/cgi-bin/hhydro/HH01019.html

They're supposed to be a 600watt hps and a 400 watt MH in one bulb. It would save money, since I would only have to buy a 100 watt hps ballast.

#1 (permalink) 06-23-2007, 04:25 AM
SteveDave Banned Join Date: Oct 2005 Location: Bangcock Posts: 71	Dual arc tube bulbs? Has anyone heard anything about these bulbs...http://www.hhydro.com/cgi-bin/hhydro/HH01019.html They're supposed to be a 600watt hps and a 400 watt MH in one bulb. It would save money, since I would only have to buy a 100 watt hps ballast.