Flow-Max Boat Self-Bailing Ball Scupper Valve – Positive Sealing Ball Drain R…
Replace Worn Out Flapper Scuppers – the Flow Max ball scupper features multiple mounting openings to make retrofits quick and easy – no filling holes or re-drilling. Keep Your Cockpit and Deck Dry – boat scupper ball uses neutral buoyancy to ensure a tight seal and eliminate the possibility of water flowing back into the drainage lines.