flow & level measurement

View Details Dwyer SFI-550-3/8 Sight window | 3/8" male NPT.  | Blackhawk Supply
$22.82 each
View Details Dwyer SFI-500CS-2 Sight window | 2" male NPT.  | Blackhawk Supply
$218.01 each
View Details Dwyer SFI-500SS-1 Sight window | 1" male NPT.  | Blackhawk Supply
$264.41 each
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