Ceramic disc valve|Suitable for both high and low water pressure systems|Flow rate 4.5 l/min at 1 bar|Solid Brass|Ceramic Disc Valve|WRAS Approved|20 Year Guarantee|SupaPlumb TSC25 637693 40mm Flat Bottom Cartridge H64 for SPT40, SPT75, SPT80, SPT90 SPT100, SPT410, SPT505