GRAF UK Ltd
 
Tel. +44 1608 661-500
Fax +44 1295 211333
info@grafuk.co.uk
www.graf-water.co.uk
Regen House, Beaumont Road
Banbury, Oxfordshire, UK-OX16 1RH

Mains water backfeed

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.

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