advertised here beginning july at 24.99 for the 8000 model.
Sainsbury's is selling the 8000 model at £21.24 and the 8500 model at £34.99 which according to many people isn't worth the price difference.
i was recommended the 8000 model by my dentist.
dont know when the deal ends but its online and in store
for replacement heads find the tesco deal (8 for £10)