Ships today if you order in the next Ships today if you order in the next 13h 27m
Returns:
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Condition:
NewNew
Will fit: BIASI GAIA 424RS BOILER. BIASI GAIA 424S BOILER. BIASI GAIA 428S BOILER. New Arrivals. Products will not be covered if misused or not serviced as per maintenance instructions. Ending Soon. We Accept Only.
you will need these if you are renewing or are taking out the dhw heat exchanger . the old ones will be hard and flattened off. clean the recesses that hold them before you put the new ones in. you can use a small mirror to make sure they are seated correctly.
Bought this diaphragm to fit in my Gloworm Jaguar 28 boiler.Fitted perfectly and easy to fit. Excellent item all round.Saved a fortune on boiler engineer fees.