Keep drains, gullies & grease traps clean with this 2 Work Enzyme Drain Maintainer. This powerful product uses a carefully chosen selection of enzymes to break down thick oils, fats & grease from drains, eliminating blockages & bad odours. Use it manually as needed or with an automatic dispensing system for nightly cleaning. This pack contains one 5 litre bottle. Enzyme-based cleaner for drains, gullies & grease traps Enzymes digest fats, oils, grease, protein & starch Breaks down bad odours & blockages with biological agents Fragrance free: ideal for food preparation environments Can be used manually or with automatic dispensing systems 5 litre bottle