Non-Return Valve 40mm 1.5" Marine Bilge Pump Check Valve Inline One-Way
197023
- Dispatched in 2-3 days
- 30 Day Return Policy
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Non-Return Valve 40mm (1.5")
Premium Quality Inline Check Valve
This high-performance 40mm (1.57 inch) Non-Return Valve is an essential component for any marine or industrial fluid system. Designed to permit flow in only one direction, it effectively prevents back-syphoning and backflow, which can cause pump priming loss or damage to sensitive plumbing systems. Its robust, corrosion-resistant construction makes it ideal for the harsh environments of bilge compartments and engine rooms.
Key Features
- ✔ Direct Inline Installation
- ✔ Corrosion-Resistant Marine Grade Build
- ✔ High-Flow, Low-Resistance Design
- ✔ Suitable for Water, Fuel, & Irrigation
Technical Specs
| Diameter: | 40mm (1.57") |
| Valve Type: | One-Way Check Valve |
| Material: | Reinforced Marine Plastic |
| Flow Design: | Inline High-Flow |
Compatibility / Fitment Guide
| Application | Connection Size | Notes |
|---|---|---|
| Marine Bilge Systems | 40mm / 1.5" ID Hose | Prevents backflow to bilge pump |
| Grey Water / Waste | 40mm Nominal Pipe | Maintains system prime |
| Fuel Lines | 40mm Fuel-Rated Hose | Ensure clamp security |
OEM Cross Reference
| Standard Marine Ref | 1.5 Inch Inline Check Valve |
| Store SKU | NRV-40MM |
| Compatible Brands | Jabsco, Rule, Whale (1.5" fittings) |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part, manufactured to meet or exceed original equipment (OE) standards for marine plumbing fitment and performance.
How do I know if it is compatible?
We recommend measuring the internal diameter (ID) of your hose. This valve is designed specifically for 40mm (approx. 1.5 inch) hose lines common in larger bilge and grey water systems.
Can this be used for fuel lines?
Yes, according to the manufacturer's specifications, this 40mm valve is suitable for water, fuel, and irrigation lines, provided the hose material is fuel-rated.
Note: Please verify your hose internal diameter matches the 40mm specification before purchasing. Available at 4boats.co.uk.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
