Graf ONE2CLEAN Manual page 3

BIN IT DON'T FLUSH IT!
Only substances with the characteristics of domestic wastewater
should enter the systems. Substances which are not biocompatible or
biodegradable must not enter the system because they can block the
pipes, contaminate the wastewater or kill necessary bacteria.
The following are not permitted:
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If discharging larger volumes of grease or plant-based oils, we would recommend pre-cleaning
the wastewater containing the greases/oils in a grease separator upstream of the wastewater
treatment system (caution: faeces must not be allowed to enter the grease separator!).
Please don't flush or pour
Ash
Chemicals
Disinfectants
Paints
Photochemical
Chip fat
Adhesive plaster
Cat litter
Cigarette butts
Condoms
Corks
Varnishes
Medicines
Engine oil
Waste containing oil
Plant protection agents
Paintbrush cleaners
Rainwater from roofs and yards
Infiltration water (e.g. drainage water)
Liquid or solid residue from keeping animals
Commercial or agricultural wastewater, unless it is comparable to
domestic
wastewater
Chemicals, pharmaceuticals, mineral oils, solvents
Cooling water
Solids in the form of food waste, plastics and hygiene articles, coffee
filters,
bottle tops and other domestic items
Milk and milk products
Water discharged from swimming pools
Large volumes of blood
Cleaning agents, except
chlorine-free products (environmentally
sound)
Razor blades
Pipe cleaners
Pesticides
Panty liners
Cooking oil
Food waste
Wallpaper paste
Textiles (e.g. nylon tights, cleaning cloths,
handkerchiefs etc.)
Thinner
Bird sane, cat litter
Cotton buds
Toilet blocks
Nappies
Cement water
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Graf UK Ltd