retention tank or rainwater recovery tank ?
Rainwater retention : A system imposed by your community
the retention tank can hold water back rain and send it back to the networks by mastering its debit. The volume of water retention is proportional to the waterproof surface when building your home for example.
In case of heavy rainfall, the level of water rises in the tank and is slowly removed at the end of the precipitation by a control system connected to a float.
This helps to relieve the networks as well as basins storm. The rules for calculating the water retention volume and the leakage rate vary depending on the regions, they are linked to the rainfall, the permeability of the soil, the planning of the territory provided in local urban planning plans.
recovery and use of water from Rain, for which uses ?
in France, the 2008 regulations relating to the recovery of rainwater and their use inside and outside the buildings is fixed by the decree of 21 August 2008. This decree aims to promote the recovery of rainwater while strictly adjusting the uses and the modalities of execution of the installations. Because indeed, the rainwater is neither pure nor drinking, it can contain all the atmospheric chemical elements related to urban, industrial and agricultural pollution in addition to the pollution related to the cleanliness of the roof that will serve as a surface Recovery and storage of water.
The uses authorized by the regulations are : < / Span>
- watering
- Outdoor cleaning,
- Washing machine
- wc.
Note that the installation of the network of Rainwater should be disconnected from the drinking water system to avoid any risk of contamination.
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retention and use of rainwater : transform a constraint into asout !
More and more construction operation are Constraints to provide a rainwater retention plant. It is then necessary to provide the location, purchase, delivery and earthworks of the tank for installation. Discover our platinum vats and Carat 2EN1 that will allow you to both comply with what you are asked for and store free water for your garden or home.
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