R/O Filter Membrane Housing Hydrometers & Refractometers most notably nudibranch which are

most notably nudibranch which are very difficult to eradicate

Designed for systems up to 350 gallons with glass panels up to 5/8 inch thick

Helps extend the service life of the pump when the motor block remains operational

When young it has several dark eyespots on its dorsal fin

dose 1 capful or 5 ml for every 40 L (10 US gallons) on day one

R/O Filter Membrane Housing Hydrometers & Refractometers most notably nudibranch which areR O Filter Membrane Housing The R O Filter Membrane Housing is a replacement reverse osmosis membrane housing for compatible aquarium RO and RO DI water filter systems. Replacement Housing for RO Membranes This standard membrane housing fits Aqua FX Stingray, Dolphin and Barracuda RO RODI systems as well as Reef Crest units, and should fit virtually any standard RO unit sold in the aquarium hobby. Membrane Housing Features Replacement housing for