Blue Flush Cistern Blocks - Tub of 24

Intense powerful blue blocks to keep your toilet clean and fresh with every flush. Long lasting protection. Helps prevent limescale. Contains germicide. Safe in septic tanks.

Directions for Use

• Close toilet bowl cover and remove the cistern lid.
• Flush the toilet to empty the cistern tank.
• Place the block including its wrapper, which dissolves in water, into the cistern tank away from the water inlet.
• Replace the cistern lid.
• When the colour fades add a new cistern block for continuous cleaning and protection.