Non-Return Valves 25mm & 38mm for Marine Use | 4Boats

Non-Return Valves – 25mm (1") & 38mm (1½") In-Line Check Valves

Maintain reliable water flow and system efficiency with In-Line Non-Return Valves, available in 25mm (1") and 38mm (1½") sizes. Designed specifically for marine applications, these accessories are essential for creating a complete and dependable pipework system when used with pumps.

These non-return (check) valves are ideal for both suction and discharge lines, ensuring water flows in only one direction and helping to maintain system prime. Simple to install and highly effective, they work perfectly with both manual and electric pumps.

✅ Key Features:

• Sizes Available: 25mm (1") and 38mm (1½")
• Easy Installation: Designed for in-line use with minimal tools
• System Protection: Prevents backflow and loss of pump prime
• Compatible With: Manual and electric marine pump systems
• Durable Build: Manufactured using marine-grade materials
• Ideal For: Bilge pumps, freshwater systems, and waste water lines

Marine accessories are trusted by boat owners and marine engineers alike. These non-return valves offer a simple yet vital function—ensuring efficiency and protecting your boat's plumbing systems from potential damage or inefficiencies caused by water backflow.

Note: Always verify hose and pump compatibility before installation for best performance.