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Backflow Preventer Replacement
PVB 1"
Pressure Vacuum Breaker
$600
PVB
Not allowed in majority of the region
DCA 1"
Double Check Valve
$900
DCA
most common backflow preventer
RPZ 1"
Reduced Pressure Zone
$1100
RPZ
Required by law if you have on site sewage facility (OSSF) - quick classifications are Sewage lift stations and septic systems. Many HOA require .
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