i saw pics on here somewhere of someones aquarium that they grow Helis and highland neps in. they showed how the plumbed in a humidifier and i want to see the pics again. i cant for the life of me figure out how you go about plumbing one of these humidifiers into a 75 gal tank. ive gone to the store twice and spent 20 minutes staring at the various humidifiers and cant for the life of me figure it out. i need visuals. someone has to know the pics im talking about. HELP!