- Durable ABS Construction: Crafted from high-quality ABS plastic, these marine drain valves offer exceptional durability and long-lasting performance in harsh marine environments. Their robust design resists impacts and UV damage, ensuring reliability for your watercraft. - Efficient Water Management: Featuring a plastic cover with an integrated check valve and rubber pad, these self-bailing valves effectively prevent water backflow, keeping your cabin dry. The one-way design allows water to drain out while blocking unwanted water from entering, maintaining a comfortable interior. - Simple Installation: Installation is quick and easy—just secure with screws. Designed for straightforward mounting, these scupper valves require minimal tools and technical knowledge. Each valve measures approximately Ø71.3mm x 8.4mm, providing a standard fit for most applications. - Versatile Uses: Ideal for a variety of watercraft, including ships, yachts, and recreational vehicles. These check valves are essential for any vessel prioritizing water flow management and dry conditions, enhancing comfort and safety during water activities. - Application Scenarios: 1. Use in yachts to maintain a dry cabin during rough seas. 2. Install in recreational boats to prevent water accumulation after rain. 3. Apply in fishing vessels to ensure a comfortable environment during long trips.