EasyPro Underwater LED Light Strips Blackwater Creek Koi Farm This filter uses lava rock

This filter uses lava rock or similar media (not included) on the bottom half of the filter for significant mechanical filtration

Easy to apply by brushing

5"D x 9"H 17 Gallons PFBLOX-P-LG 658848587636 Replacement Long Panel for Full Block

There may be a slight difference in color from one production lot to another

EasyPro Underwater LED Light Strips Blackwater Creek Koi Farm This filter uses lava rockThese EasyPro Underwater LED Light Strips are more than just an underwater light they are perfect for use with pathways and bridges to accent your pond! Ideal for use with Vianti Falls, waterfall diffusers, or underwater lighting Use in freshwater or out of water; no saltwater use 15' power cord between light and transformer 3 year warranty SKU Description Max Watts Transformer Wt LED11 11" LED Light Strip 1. 75 MT10 3lb LED23 23" LED Light Strip 3. 5