Flipper DeepSee Clear Magnifier - 4 Inch Plumbing Can be used in freshwater

Can be used in freshwater and saltwater systems when properly sized

Flips from scrubber to scraper by rotating the outside handle

Adjusts high or low freshwater pH toward neutral pH 7

Adjustable air regulation controls the amount of air entering the reaction chamber

Flipper DeepSee Clear Magnifier - 4 Inch Plumbing Can be used in freshwaterFlipper DeepSee Clear Magnifier 4 Inch The Flipper DeepSee Clear Magnifier 4 Inch is a magnetic aquarium viewing lens that brings fish, coral, plants, shrimp, pests, and fine aquascape details into closer focus without reaching into the aquarium. Flipper DeepSee 4 Inch Clear Magnetic Viewer for Coral and Fish Inspection The DeepSee viewer is ideal for hobbyists who want a closer look at coral health, fish markings, pest activity, plant detail, shrimp,