From Amazon
Jantex Urinal Blocks 3kg Pack Quantity: Approx. 150 Blocks, Yellow Citrus Scented, Deodorising, Removes Unpleasant Odours, Cleans and Maintains Pipework, Urinal Cakes, Water Soluble | CF985
Nisbets
Jantex Urinal Cakes 3kg
Mitre Linen
Jantex Urinal Cakes 3kg
OnBuy
Jantex Urinal Cakes 3kg - [CF985]