Re: T-8 vs T-12

[Jerry Baker <jerrybaker at weirdness_com>]

Bill Lynn wrote:
> 
> Well being Canadian, AH supply CFs look great but the exchange rate and
> shipping are killers . I however had a stroke of  luck has allowed me to get
> T-8(5000K) at $3Cdn each (wholesale) and a couple of free ballasts. $72 for
> 24 bulbs, before I was paying $10-$20 per T-12 and changing them every
> 6months.
> 
> Question: I was running 6 T-12 @40W(full specturm) should I replace with 6
> T-8 @32W or should I use 8 bulbs?  The T-8s appear much brighter than the
> T-12s.
> 
> Any good sources for reflectors for T-8 or DIYs, I am currently using
> tinfoil to line my light box.
> These bulbs are staggered over a 5ft tank so the ends of the tank receive
> less light.(that's where the Java Fern and other lower light plants go)
> 
> Thanks,
> 
> Bill Lynn
> wlynn at telus_net

My understanding is that a 32W T8 is roughly equivalent in output to a
40W T12. I think they can be used interchangeably.

As far as reflectors, they aren't as good as the multi-faceted AH Supply
reflectors, but take a look:

http://www.thatpetplace.com/cgi-bin/sgin0101.exe?UID=2002012817330263&T1=F56+0047+0097&TRAN85=Y&EDP=2908&PRT=D

I would imagine it is an improvement over nothing.

-- 
Jerry Baker

---

References:

• T-8 vs T-12
• From: "Bill Lynn" <wlynn at telus_net>

---

• Prev by Date: 2 Watts/Gallon -- It's just a rule of thumb.
• Next by Date: Mosquito Control (was RE: Ratio?)
• Prev by thread: T-8 vs T-12
• Next by thread: Blyxa aubertii divides
• Index(es):
  • Date
  • Thread