Greywater
Best practices
Retrofitted water-saving toilet cistern
Flushing toilets use vast quantities of water in the workplace. Toilets installed before 1991 typically use 9 litres per flush, while those installed after that date typically use 6-8 litres. Cistern water-savers can be installed to reduce the volume it takes to refill each time. An example of this...
Best practices
Monitoring water consumption in office buildings
Why monitor your water consumption? Saving water and associated costs begins with an accurate assessment of current consumption. Knowing how much water you use, as well as when and why you are using it, is the first essential step to saving this precious resource. How can you monitor water use in...
Best practices
Winery shows how to save water in irrigation and cleaning
Clean and lean water use Installation of drip-feed irrigation system reduces water consumption by 5 100 m3 and saves ~€ 7 000 per year Reorganising tank cleaning saves € 800 and cuts yearly water consumption by 1 200 m3 A winery located in Southeast Europe significantly decreased its water...
Best practices
Maltese bank harvests rain water
Saving for a rainy day 14 % of APS’ water needs are met by recycled water 36 % is provided through rain-water harvesting APS Bank Malta offers typical financial solutions including deposits, home loans, personal loans and investments for both personal and business clients. The importance of water...
Best practices
Grey-water recycling in Spanish hotels
Water recycling by design Grey-water recycling system built into hotel design from the ground up Reduces annual fresh water consumption by around 20 % The 100-room NH Campo de Gibraltar hotel in Algeciras, Spain was opened in 2009 with a clever grey-water recycling system successfully installed in...
Best practices
Using rainwater and grey-water to reduce fresh-water consumption
Rainwater and grey-water can be used instead of fresh-water in a number of applications, including toilet flushing, cleaning and irrigation, which reduces fresh- and waste-water volumes and corresponding costs. Grey-water is slightly polluted waste-water e.g. from showers or production. It can be...