News — Water Supply

Water restrictions are back again and yet we are wasting hundreds of liters daily which can be used for watering the garden and flushing toilets (more usages are possible, washing machine, cleaning). A Greywater Recycling Systems, like the AQUALOOP System  for example, can produce hygienic and clean water from shower, tub and bathroom sink, which can be reused. (image: BRANZ) The potential saving by recycling greywater can be up to 40% of potable water in a domestic environment. The AQUALOOP is  not only saving  potable water, but also sewage, as water which normally will be discharged into the sewer system will be reused, therefore saving twice. The modular system...

Currently and in the last month some parts of New Zealand had torrential rainfall, after previous droughts in part of the country. How can the country make better use of the rain? What is rainwater harvesting and how does it work? Rainwater harvesting is the capture, storage and use of rainwater. Anybody can do it and it can be designed and customized to suit the needs of the user (potable water from rainwater for example). There are several types of rainwater harvesting systems, the following three are the main ones: In-situ rainwater harvesting refers to the capture of rainwater where it falls. This system is useful...

Every dwelling, domestic and commercial, should have a rainwater harvesting system! Here's a quick overview what is required in terms of material in order to use the water inside the dwelling for flushing toilets, the washing machine and for irrigation. By the way, the Homestar rating system offers up to four points for dwellings which reduce the consumption of potable water in and around the dwelling through the collection and use of rainwater. Apartment developments are also rewarded for incentivizing conservation through individual metering of each dwelling. A water calculator is used to estimate the percentage of household water demand able to...