Royal Flush Cistern Blocks are a specically formulated product to maintain superior hygiene conditions in toilets and urinals. Contains a blend of surfactants, deodourisers & water activated colourant to leave a fresh clean look with every flush.
Use Royal Flush Cistern Blocks to combat limescale build-up and help to prevent blocked drains, regular use ensures the toilet system remains trouble free.
Usage Directions Close the toilet bowl cover and remove the cistern lid. Flush the toilet to empty the cistern tank. Place the block, including its soluble wrapper, into the cistern tank away from the water inlet. Replace the cistern lid. When the colour of the flush water fades add a new block for continuous cleaning and protection.