Prevent odour and scale build-ups from ruining your urinals with these biological urinal blocks from Jantex Green. These blocks use UK-cultivated enzymes to break-down the organic matter that builds in your urinals. Not only will this help to keep your toilets hygienic, but it'll also minimise pipe blockages, scale deposits and keep urinals smelling fresh - maintenance made that bit easier for your staff! Using these biological blocks can also reduce, or even remove, the need for flushing urinals - minimising your water consumption to give you long-term cost savings. They're eco-friendly too. Free from PDCB and other harsh chemicals, the urinal blocks are certified safe for aquatic life - reducing the environmental impact of your day-to-day service.