WISY Water Magazine

Guide to intelligent rainwater utilisation
Your WISY team provides you with professional and in-depth expertise on interesting topics related to rainwater harvesting, water supply, filtration and home technology.
Use our tags to filter articles according to your interests. Take a look and be inspired online!

The structure of a rainwater system
In average, about 120 litres of drinking water are used per day and person. Regionally declining groundwater supplies are sometimes reflected in rising prices for the use of tap water. Since tap water is often of controlled quality or also very scarce in many places worldwide, it is often simply too bad for many simple applications in everyday life or in industry. A cost-effective and sustainable alternative to the use of groundwater and drinking water supplies is the use of rainwater with the help of a rainwater system.

What is the diameter of my rainwater downpipe?
To determine the diameter of your downpipe, measure approximately at the height at which the rainwater filter is to be installed. In this way, you avoid determining an incorrect value for slightly conical downpipes.

How do I bleed a submersible pump in the cistern?
There are many things you can do wrong when bleeding a submersible pump. So that you know exactly what to do and don't make any mistakes, we will guide you step by step.

Rainwater for horses and livestock
Good water for healthy animals is very important. Especially in agriculture, animals need an adequate water supply. Learn how rainwater can contribute to this.

Rainwater for nurseries
Good rainwater for all plants. A reliable water supply is essential for commercial horticulture. Modern irrigation systems combine economical consumption and optimal nutrient transport with a sustainable water supply.

How to reduce your Co₂ footprint with rainwater
Everyone can act for the love of the environment. The ecological footprint reflects an important sustainability indicator.

Allow rainwater to seep away or use it after all?
Rainwater can not only bring blessings. Too much of it quickly becomes a problem and can cause considerable damage through flooding. Consequently, protection from water and its rapid removal used to be at the forefront of urban planning.

Standby consumption: Reduce pump control
This is how a pump manages to reduce consumption by 97 %. Are you curious? Then this article is worthwhile for you.

Use and save rainwater in the home and garden
Find out here how rainwater can be used to save tap water and money. Because not only tap water costs money, you also have to pay for the disposal of wastewater and rainwater.

Watering sports fields with the help of rainwater
For many, sport is both a passion and a hobby. Countless hours are spent in individual training or with the team on the sports field or in the riding hall.

Decalcify irrigation water: We explain how!
When watering plants, the quality of the water is a crucial factor, especially if the water contains lime. For example, did you know that lime can inhibit plant growth and make the soil acidic. To counteract this problem, we offer solutions to decalcify the calcareous water and thus obtain water that is low in lime. In this article we will explain how you can soften your water and what options there are to decalcify water containing lime.

Rainwater charge: Costs for rainwater
The rainwater charge is a fee levied by many German municipalities to cover the costs of disposing of rainwater. Rainwater that falls on paved or built-up areas is usually considered wastewater and must be disposed of by the municipalities. The rainwater charge is based on the size of the paved or built-up area and the amount of precipitation that falls on that area.

Service water: definition and benefits
Water is the basis of life and the earth. Not only for humans, but also for nature and the environment, water is very precious. It provides essential resources for plants, animals and the habitat. The daily use of water in private households makes it clear how important running water is. The definition of service water is simple. Service water is industrial water and is used in private, technical, commercial and agricultural activities. But beware! Service water is by no means the same as drinking water.

Which water is best for plants and the garden?
Plants need water to grow and stay healthy. But not all water is equally suitable for watering plants and gardens. The best watering water depends on various factors, such as the water quality, the pH value, the mineral content and the temperature of the water.

Rainwater cleaning in four stages
To use rainwater in the household or for the garden, the rainwater must be properly filtered, stored and extracted. Those who follow the WISY 4-step system are guaranteed to have clean rainwater that can be stored for a long time and is always ready for use.