Non-Return Valve 40mm 1.5" Marine Bilge Pump Check Valve Inline One-Way
197023
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Regular price£9.99
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Non-Return Valve Ø40mm
Inline Check Valve
This Lalizas Ø40mm non-return valve lets water flow in one direction only. Fitted inline in a bilge discharge, it helps stop water running back down the hose into the bilge once the pump stops.
TIP: Check the flow direction before fitting and secure both hose ends with suitable hose clamps.
Key Features
- ✔ One-way (non-return) flow
- ✔ Ø40mm size
- ✔ Inline installation in hose runs
- ✔ Helps keep discharge water from flowing back
Technical Specs
| Diameter: | Ø40mm |
| Valve Type: | Non-return (one-way) |
| 4Boats SKU: | 197023 |
| Lalizas Code: | 197023 |
Compatibility / Fitment Guide
| Application | Connection Size | Notes |
|---|---|---|
| Bilge pump discharge | Ø40mm hose | Helps prevent backflow to the bilge |
| Grey water lines | Ø40mm hose | Check flow direction when fitting |
OEM Cross Reference
| Lalizas Code | 197023 |
| Type | Non-return valve, Ø40mm |
Questions & Answers
Is this a genuine original part?
Yes, this is a genuine Lalizas product (code 197023).
How do I know if it is compatible?
Measure the internal diameter of your hose. This valve is Ø40mm (approx. 1.5 inch) and suits 40mm hose lines such as larger bilge pump discharges.
Note: Please verify your hose internal diameter matches the 40mm size before purchasing. Available at 4boats.co.uk.
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