can you add PPFD (PAR)?

willember · 09/06/2008, 03:41 PM

Would these 2 bulbs: Iwasaki 175W 15000K (PPFD 71) and XM 175W 20000K (PPFD 51) [combined PPFD 122]

be the same or similar (on coral health/growth) as an XM 250W 10000K (PPFD 137)?

mfinn · 09/06/2008, 03:53 PM

I would think no.

09/06/2008, 03:41 PM	#1
willember Registered Member Join Date: Feb 2004 Location: memphis Posts: 751	can you add PPFD (PAR)? Would these 2 bulbs: Iwasaki 175W 15000K (PPFD 71) and XM 175W 20000K (PPFD 51) [combined PPFD 122] be the same or similar (on coral health/growth) as an XM 250W 10000K (PPFD 137)?

09/06/2008, 03:53 PM	#2
mfinn Registered Member Join Date: Apr 2002 Location: Olympia. WA. Posts: 8,648	I would think no. __________________ 240 gallon soft coral tank 50 gallon lps tank