I bought one of these from someone on Ebay. My MH 250 watt lamp is 3.5 inches diameter. Will it fit?
elduece Active Member Jul 31, 2009 #1 I bought one of these from someone on Ebay. My MH 250 watt lamp is 3.5 inches diameter. Will it fit?
smoke and coke Well-Known Member Jul 31, 2009 #2 it will be close. i use 2 of those tubes but only use them with my HPS bulbs.
elduece Active Member Jul 31, 2009 #4 smppro said: its 4inches Click to expand... The outside diameter is 4" and I've also read somewhere that it is approx. 5/16" in thickness.
smppro said: its 4inches Click to expand... The outside diameter is 4" and I've also read somewhere that it is approx. 5/16" in thickness.
smppro Well-Known Member Aug 1, 2009 #5 ok after looking around the inside diameter is 3.75", so you should fit barely