Bio Production Royal Flush Biological Cistern Blocks RFPB Tub of 24 Blocks GrippaPRO Some of the best features ISO5774 Some of the best features of the Prochem CR2 Multi Surface RC2700 are 1 x Ashbys Premium Long Handled Carpet Pile Brush – 39 cm 15 inch PC11465 (HANDLE NOT INCLUDED AVAILABLE SEPARATELY) for agitation of pre spotting agents on carpet plus grooming carpet pile after cleaning Each block contains powerful enzymes and millions of multi strain facultative and aerobic microorganisms (Total no less than 2x107 cfu ml) Royal Flush has been specially developed to restore and maintain biological processes in drainage systems and septic tanks by assisting the rapid breakdown of organic soiling Long lasting