Conduct, maintenance, full guarantee of heating, domestic hot water production and water treatment plants managed by Erigère.
Territories 1 and 2 (Southeast and West)The conduct, maintenance and full guarantee of heating, domestic hot water production and water treatment facilities for Territories 1 and 2 (Southeast and West).
Territories 3 and 4 (Northwest and Pontoise)The conduct, maintenance and full guarantee of heating, domestic hot water production and water treatment facilities for Territories 3 and 4 (Northwest and Pontoise).
Territory 5 (Northeast)The conduct, maintenance, full guarantee of heating, domestic hot water production and water treatment facilities for Territory 5 (Northeast).