Mar 24, 2014 #1 F forenpa1 Aquarium Advice Apprentice Joined Feb 12, 2014 Messages 12 Location NJ does anyone know the ID/OD of the red waste line for a Coralife RO/DI Pure Flo II ?
Mar 24, 2014 #2 manbeast Aquarium Advice FINatic Joined Mar 10, 2011 Messages 916 Location pennsylvania Most ro units use 1/4" of lines, not sure of id