Features: Boosts cleaning efficiency by 50% with this double tube marine pressure washer, featuring a square nozzle and motor driven high pressure jets to effortlessly remove algaes, oil stain, and stubborn deposits from boats/campers tanks. Crafted with salt resistant alloy, reinforced nylon, and waterproof seals at joints, this corrosions proof cleaner withstands marine environments while preventing rust/jamming during prolonged seawater exposure. Ideal for boat owners, campers enthusiasts, and outdoor adventurers seeking professional cleaning tools to maintain vessels, engine compartments, or mobile living spaces. Tackle algae encrusted hulls on yachts, grease covered fishing boat decks, or sediment clogged campers water tanks – its double mode valves adapts to marine/freshwater systems for versatile deeply cleaning. The adjustable square sprayer head penetrates tight space gaps and campers storage corners, offering precisions cleaning from heavy duty rust removal to gentle fabric treatments without surfaces damage. Specifications: Component: Nylon Type:Round,Square Size:Approx.42cm/16.54''x15cm/5.91'' Package Includes: 1Piece Engine Flusher note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.