Models DRV25, DRV40, DRV50, and DRV80
DRV for systems which experience diverse draw-off between 0 - 41 GPM - 1.5” NPT connections.
DRV for systems which experience diverse draw-off between 0 - 73 GPM - 2” NPT connections.
DRV for systems which experience diverse draw-off between 0 - 165 GPM - 3” NPT connections.