The LU BLUE CISTERN BLOCK is a long-lasting, blue-dyed toilet cleaner and freshener which kills germs and bacteria. Simply drop into the cistern and when the toilet no longer flushes blue water it is time to replace the block.
10 Packs (4x10 each pack )
It should not be used in porous cisterns.
Standard mainland UK delivery (Courier) £6.99
Deliveries will be despatched in the order that they are received. Orders within Mainland UK will be sent using a courier company, and will normally take 2 - 3 working days from receipt of order.