Atlantic Water Gardens Skimmer Matala Mat Kits Model:For PS15000 Skimmer Accepts 1" or 3/4" diameter

Accepts 1" or 3/4" diameter aquarium heater (not included)

Measuring cups and dosage guide makes application easy

The outer chamber of the Nexus™ includes K+ Media

This versatile fountain comes with six interchangeable nozzle heads giving you the option to choose and change the spray pattern as you wish

A surfactant/activator is already mixed in -- simply dilute and apply by sprayer for best results

Atlantic Water Gardens Skimmer Matala Mat Kits Model:For PS15000 Skimmer Accepts 1" or 3/4" diameterAtlantic Water Gardens Matala Mat Kits include both a filter mat and filter mat support rack, for Big Bahama and Pro Series skimmers.