3/16'' x 100' Black Vinyl Tubing air-purification 6 µmol s-1 per watt

6 µmol s-1 per watt and operates at 645 watts

Ultraviolet Sterilizer add on kit provides 100% protection against bacteria

3 alignment pins & necessary mounting hardware included

soil conditioning

3/16'' x 100' Black Vinyl Tubing air-purification 6 µmol s-1 per wattBlack Vinyl Tubing (ID) 3 16" (OD) 1 4" 100 ft Made from strong and durable vinyl material, these tubes are available in a variety of sizes and lengths, great for use with air or water. The tube walls are thick and flexible, and you may choose between the 100% opaque black vinyl, which prevents algae growth, or the clear vinyl that allow for complete visibility. If you are using accessories such as basket drippers and air stones use (ID) 3 16" instead