Screwfix's Sentinel X400 versus Flushex System Cleanser.

[Sam Norris]

Hi,

Screwfix sell

89458 Sentinel X400 Sludge Remover 10.99 16307 Purimachos Flushex System Cleanser 3.59

Anyone have experience of the cheaper product? I'm surprised there's such a price difference.

Thanks.

Sam.