4Boats

Seaflo Pump Head Assembly 21 Series Pumphead21S | 4Boats

Name: Seaflo Pump Head Assembly 21 Series Pumphead21S | 4Boats
Brand: 4Boats
SKU: Pumphead21S
Price: 15.04 GBP
Availability: OutOfStock

£15.04 GBP

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Replacement Seaflo Pump head assembly for 21 Series pumps, designed for straightforward fitting and dependable marine use.

Direct replacement for 21 Series pump heads
Includes pump head, diaphragm and inlet/outlet valves
High-grade polymer construction for corrosion resistance
Compatible with freshwater and saltwater environments
Simple bolt-on fit for existing 21 Series units
Maintains original flow and pressure characteristics
Suitable for marine and mobile applications

Ideal spare part to restore performance; fits Pumphead21S models.

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Let customers speak for us

from 5 reviews

LNP made me a set of of plates that are exactly as requested with a high gloss 3D finish.LNP made these plate whilst I waited. All done in no time at all. Highly recommend.

Neil Smith

11/15/2025

Leigh Number Plates

Fabulous service and finish.The guys made my two the highest quality.The gloss finish is outstanding.Highly recommend.