Seaflo Vented 19 mm (3/4 in) vented loop prevents siphoning in marine plumbing by maintaining an air gap with an internal valve, avoiding the need for external venting.

• Fits 19 mm (3/4 in) hose
• Prevents back-siphoning over plumbing loops
• Internal one-way valve eliminates external vent requirement
• Corrosion-proof plastic construction
• Suitable for bilge, sink and pump discharge lines
• Compact inline design for simple installation with hose clamps

Durable and easy to fit — ideal for small boats and a variety of marine plumbing applications.