Remove water from your fuel tanks to prevent costly damage. Just drop in a PIG® Water Hog, let it work, then pull it out to keep fuel lines water-free. Prevent frozen fuel lines and gelled fuel; just drop a Water Hog into tank port for fast absorption of water Combats rust, algae and filter blockage to help prevent premature engine wear and potential failure Heavy-duty rip-stop nylon skin with unbreakable plastic casing ensures snag-free use in closed tanks and ports Attached line allows easy deployment and retrieval