Pop Bloom RL90s

[ldyholbrook]

Hi all! Currently in the works of setting up a 40g breeder. I'm wanting to go with Pop Bloom RL90s. I'm just not sure if I need one or two?

 

[oreo54]

Hi all! Currently in the works of setting up a 40g breeder. I'm wanting to go with Pop Bloom RL90s. I'm just not sure if I need one or two?

Geometry favors 2 lights.