Rückschlagventil 1 Zoll, Überdruckventil, Druckentlastung, Diesel Heizöl zahlwerk-wasser Double nipple hexagon 3/4-3/4 inch

Double nipple hexagon 3/4-3/4 inch with external thread

1 inch union nut - internal thread crimped on both sides

die bewegt werden

Double nipple hexagon 1/2 - 1 1/4 inch external thread

At high pressures

Rückschlagventil 1 Zoll, Überdruckventil, Druckentlastung, Diesel Heizöl zahlwerk-wasser Double nipple hexagon 3/4-3/4 inchNon return valve 1 inch, suction basket, pressure relief valve diesel heating oil This special non return valve has an integrated safety valve. You can see this in the detailed photos in the middle of the plastic axle. This allows for the release of possible overpressure, which can arise, for example, when the hose is exposed to sunlight. The dangerous overpressure is then discharged through the valve back into the tank from which the diesel heating