Most of the GRDF tools for natural gas installations professionals, directly on the smartphone! IN YOUR APPLICATION: Useful tools during your interventions: - GRDF gas network map - Price of a connection - Energy prices - Connection quote request - FAQ on natural gas - Connection steps - Savings simulator Useful tools for your professional activity: - Dimensioning of gas pipelines - Follow-up of connection requests - Technical and regulatory responses of CEGIBAT - News and innovative products