Vacuum spring valves with free suction, specially made tor agricultural use on tanks tor sewege transport and on vacuum trucks as safety valves, to avoid the implosion of the tank itself during the suction phase.
·The wide bell permits to limit damages due to atmospheric conditions and to avoid the settling of debris, that can affect the correct opening of the valve.
·Both valves can be manually opened by pushing the red cover, in arder to check the functionality of the valve itself.
Metaltecnica resterà chiusa per le ferie estive da sabato 8 a domenica 23 agosto compresi. I nostri uffici riapriranno lunedì 24 agosto.
Metaltecnica will be closed for the summer holidays from Saturday, August 8th to Sunday, August 23rd included. Our offices will reopen on Monday, August 24th.
