Afriso vacuum manometer 3/8"

Afriso vacuum indicator for installation between the heating oil filter combination and the burner supply hose. Simply unscrew the oil hose and fit the vacuum indicator to the filter, then screw on the oil hose. Optimum monitoring of oil filter contamination, e.g. with spin-on filters or opaque filter bowls (brass). Service display of filter contamination: Green range between 0 and -0.3 bar, red range between -0.4 and -0.7 bar. Total display range + 0.3 to -0.7 bar. Filter side G 3/8 union nut, burner side G 3/8 male thread with 60 degree sealing cone for burner hose.

Make: AFRISO
Item No.: 20400