Terms for M
Mains water backfeedMean highest ground water level
Minimum fall
Minimum water volume
Terms 1 to 4 from 4
Mains water backfeed
A device which automatically assures the mains water supply if the water in the cistern is at a low level. A device installed in rainwater systems which is used to refill with mains water, especially after lengthy dry periods. DIN EN 1717 must be complied with for mains water backfeed.