GMV presents an economic solution to the elevation market to get in compliance with EN 81.2 A3, the DLV A3.
The DLV A3 does the second security redundancy system according to EN 81.2 A3 and works with 1 1/4"; 1 1/2" and 2". The DLV A3 is apropiated to be used by any mechanical block valve to the elevation market.

