Marine Drain Scupper Valve Long-Lasting Boat Scupper Drain Easy Installation Plastic Flapper Check Valve Antioxidant for RV

Premium Construction: Crafted from high-grade ABS material, this essential marine hardware is designed to withstand harsh saltwater environments without corroding or degrading over time.

Backflow Blocking: The integrated scupper valve features a reliable rubber flap that allows water to exit while effectively preventing sea water from surging back into your vessel.

Watertight Performance: Engineered as a high-performance drain outlet, it ensures a secure seal to keep your boat's interior dry and protected from sewage or external water ingress.

Versatile Application: This marine drain scupper valve is an ideal replacement part for yachts, fishing boats, and RVs, providing a professional solution for water management on the move.

Easy Installation: Designed as a standard boat transom drain, it features a pre-drilled four-hole mounting pattern for a quick and stable setup on various hull thicknesses.