FERNOX 56603 LEAK SEALER F4 (500ML)

FERNOX 56603 LEAK SEALER F4 (500ML).

The Fernox F4 Leak Sealer (500ml) is ideally suited to seal small leaks which can cause pressure loss and boiler breakdowns. The liquid can be used throughout the central heating system to seal small leaks & weeps without the need to drain the system and can seal leaks which are in inaccessible places.

The F4 leak sealer will not cause blockages in pumps, air vents or other safety devices and is compatible with all metals and materials commonly used in central heating systems.

The Fernox F4 also available in an Express Leak Sealer Aerosol (265ml).

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The FERNOX 56603 LEAK SEALER F4 (500ML) is a genuine, brand new Ferroli Boiler Spares product, covered by a Ferroli Boiler Spares manufacturer's guarantee.

Available for same day despatch if ordered before 7pm (Monday – Friday), otherwise despatching will be on the next working day. For the delivery options available for this product, please add it to your Shopping Basket or see our delivery options page.

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For advice on this or any product, please call us on 0330 123 3707, email us at web@dhsspares.co.uk, or see additional ways to contact us here.