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APT 3's moderate nitrogen ratio is designed to support coloration once light and carbon are already in balance
It's not intended as the primary filtration for tanks meaningfully larger than 100 L — for those
mustard-yellow
efficient aeration where it's needed most
Chihiros WRGB2 Pro 30 cm marine aquarium filter APT 3's moderate nitrogen ratioThe Chihiros WRGB2 Pro 30 cm is the flagship nano LED light for planted aquariums from 30 to 45 cm. At 37W and 3,260 lm approximately 42% more powerful than the standard WRGB2 30 it is designed for demanding aquatic plants, including Rotala species, rare stem plants, and high light carpet plants in smaller tanks. Built in Bluetooth connects to the My Chihiros App. The Pro series uses 4 in 1 WRGB LEDs (White, Red, Green, Blue in a single chip), adding