Duck Bill Scupper Replacement For Flapper Scuppers White And Black Seals Tight Under Water Pressure No Frills Universal Fit For Most Drain Tubes Easy Slip Over Tubes Install Two And Three Quarters Inch Outer Ring Diameter Keeps Backflow In Check

Single Unit Duck Bill Scupper Replacement for 2-3/4 in rings
✔️ Universal fit for most drain tubes; outer ring 2-3/4 in (70 mm)

Keep your boat's scupper system leak-free with a duck bill replacement that seals under water pressure. This universal design fits most drain tube patterns on OEM or aftermarket installations.

✅ Seals tightly under water pressure with a durable thermoplastic duck bill
✅ Universal replacement design fits most scupper hole patterns (2-3/4 in outer ring / 70 mm)
✅ Easy slip-over installation over standard drain tubes
✅ Marine-grade construction resists UV and saltwater exposure
✅ Outer ring diameter: 2-3/4 in (70 mm)

💡 What is a duck bill scupper replacement used for in boat drain systems?

This handy part blocks backflow while allowing drainage, making cockpit and deck drains work smoothly.

• Designed to seal under water pressure in marine environments
• Fits most drain tube patterns with a 2-3/4 in outer ring
• Easy slip-on installation over standard drain tubes
• Thermoplastic construction resists weathering and saltwater