T-H Marine Inline Scupper Double Barb - Fits 1-1/2" Hose.

T-H Marine Inline Scupper Double Barb- Fits 1-1/2" Hose.

These flapper valves do not make a perfect seal. Their function is to prevent a major influx of seawater, backwards, through a cockpit or other drain.

• Three sizes available.
• Chemical resistant materials.
• Thermo-plastic flapper.