Category Archives: Grey Water

typrs of water

GREYWATER

Greywater At a domestic scale many householders currently re-use their greywater for garden watering. What is Greywater? Water that is discharged from household appliances and water using fixtures such as: showers/baths washing machines & washing sinks kitchen sinks & dishwashers (If used for disposal of fats and proteins, then not recommended) It excludes water discharged from toilets, bidets and urinals (black water) . What are the risks in using Greywater? Greywater contains large numbers of bacteria that may include disease causing organisms. It also contains a number of pollutants including […]

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Mulches

Preventing Evaporation By Using Mulches

To prevent the water held in the soil from evaporating the soil needs a cover. In fact you should feel uneasy when you see bare land-it’s like skin with a layer missing. The most effective way to protect soil is to use mulches. Mulch is a layer over the soil which protects it from the damaging effects of wind, sun and water. Mulches have several special functions and multiple benefits: They reduce soil evaporation and therefor inhibit soil salination and general water loss, thereby saving water They increase water infiltration […]

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Grey Water System Cover Box

New feature on grey water system

Our Garden Rhapsody Grey Water system now has a new cover box, which finishes off the job nicely and provides  an ideal enclosure for your grey water system. It is also a great option for when the Garden Rhapsody sits lower in the ground due to low drainage pipes. This new enclosure box makes the grey water system installation easier, neater and cleaner. For more information please contact Water Rhapsody Atlantic at www.waterrhapsodyatlantic.co.za

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Soap Bubbles

Grey Water Soaps, Part 3 – Surfactants

Synonyms: Surfactants, tensides, detergents Function: ‘Soften’ the water so it can wet the fibres and surfaces, loosen and encapsulates the dirt and prevents re-deposition of dirt on the surfaces. Examples: Alkane sulphonates, Alcohol ethoxylates, LAS etc. Environmental impacts: Due to their surface active nature surfactants have toxic effects on some (aquatic) organisms.   General info: Surfactants are a large group of surface active substances with a great number of (cleaning) applications. Most surfactants have degreasing or wash active abilities. They reduce the surface tension of the water so it can […]

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Use Water Wisely

How much water should I be using?

The average consumption in mid-income houses is between 350 to 400 liters per person per day. More efficient countries sit at about 180 liters per person per day. So how much water would be used if one person: Uses the toilet 4 times a day (@11 liters/flush)=44 liters Showers once a day (@10 liters/min for 5 min)=50 liters Hand washes 4 times a day (@2 liters per wash)=8 liters Brushes teeth twice a day (@2 liters per brush)=4 liters Does dishes twice 2 per day (@ 20 liters per wash)=40 liters Uses 2 liters […]

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Earth Sap

Grey Water Soaps, Part 2

Guide to Grey water-Compatible Cleaning Products  Wastewater that is discharged to the greywater system ends up in the garden soil and can either be beneficial or harmful to soil, water systems, and plant life. A common problem with improper use of greywater systems is salt build up in the soil which is hard to remedy and will negatively affect plant health. Toxic discharge, such as paints, hair dyes, or harsh cleaners, should never enter the greywater system, and should instead be routed through the municipal sewer. These substances can not […]

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Grey water and soaps

Grey Water Soaps, Part 1

When you irrigate with grey water, you need to think more about what you put down the drain. Biodegradable means “to break down”, whereas biocompatible means the breakdown products are good for, or at least not harmful to the environment, which may not necessary be the case with biodegradable products. Most hand, dish soaps and shampoos don’t damage plants at low residential concentrations. Laundry detergents, on the other hand, need to be selected more carefully. Laundry Detergents: Powered detergents and soaps include “filler”ingredients which are usually some compound of sodium. […]

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Grey Water Installation

Water Rhapsody Atlantic, Grey Water Installation

TYPICAL STEPS TO AN INSTALLATION: Dig and locate the sewer line to establish a datum height Confirm location for pump chamber and excavate pit Remove bricks or concrete siding to accommodate grey water (bath/shower/basins) lines Dig grey water pipe trenches to required depth Install a 50mm grey water drain line, connecting all grey water points Connect overflow from pump chamber to sewer line Connect pump Layout 30m of black irrigation hose and connect sprinkler head Test system Close up all trenches and holes Replace brick and concrete work Demonstrate system […]

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Grey Water Sprinkler

Why use grey water?

Reduces our need for freshwater Places less strain on our overloaded treatment plants Our soil its more effective in purification than our treatment plants Our groundwater is recharged It supports plant growth It increased our awareness of, and sensitivity to, natural cycles

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