Deep red light example

[SantaMonica]

Deep red light, also known as ruby red or 660nm red, mixed with upflowing bubbles that rub rocky Green Grabber® textures, is what grows the algae in this DROP1.2x scrubber®

https://youtu.be/YGUf7K8s80s

https://www.facebook.com/reel/683468747043573

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