Belgaqua has moved !

New address: Boulevard de l'Impératrice 17-19, 1000 Brussels (Belgium)

New: Repertoire 2020

The new edition of the REPERTOIRE of conform devices (EN-1717), backflow protections and fluids of category 3 is issued under pdf format. Includes the technical specifications of domestic installations. (French edition - for Dutch (NL), switch to the Dutch pages first)

The Blue Book (Livre bleu) is still available

77 questions about drinking water and waste water treatment. Download as pdf only in French or Dutch, or ask a hard copy (booklet).

Cold weather Warning

Prenez en temps utile les precautions contre le gel


Some people make use of electronic adresses they found in mailing lists in order to spread via e-mail inconvenient messages or virusses. In some cases, the adress of the sender seems to originate at BELGAQUA.
BELGAQUA states strongly that it does not send such junk mails and condemns firmly such pratices. Do not hesitate to throw away every suspicious mail

Water statistics 2018 for Belgium - New decrease of the domestic water consumption

In the section "key numbers", you will find the water supply statistics for Belgium in 2018. The drinking water consumption by households decreased further compared to 2011,when it was 101,8 liter/person/day while in 2018 the daily average consumption fell further down to 94,8 litres per person. The average Belgian consumer is still one of the most water saver of all industrialised countries. There was again a rebound of the total water production, with more surface water as source and of the consumption by industry and businesses.
Since its peak in 1996, the domestic water consumption per capita decreased by 21 %.

Technical Regulation for water intended for human consumption

AquaFlanders (, the new name of SVW, Samenwerking Vlaams Water, the umbrella for the Water Supply sector in the Flemish Region, has issued its Technical Regulation for water intended for human consumption. This Technical Regulation has been established to implement the Decree of the Flemish Parliament of van 24/05/2002 and is now fully integrated in the Decree of the Flemish Government of April 8, 2011 including the water delivery regulation (see and specifies the technical requirements which domestic water installations must comply and defines the relationship between the Water supplier and the customers. The Belgaqua Technical Requirements for domestic installations (see "publications") are an integral part of this Technical Regulation.