Elsan DRIN01 Double Rinse Toilet Fluid, 1 litres, Pink

Amazon

Elsan double rinse toilet fluid Double concentrated chemical providing twice the doses making it especially good value Pleasantly fragranced Suitable for all chemical toilets and cassettes Supplied in a 1 litre bottle

Zoro Tools

400ml or 1 Litre Double Pink Rinse Double concentrated Equal to 2 x the equivalent sized Elsan Pink Toilet Rinse Antibacterial formula prevents algae growing in flush tanks