Rain Bird - PVBSTDEXT 6" PVB Standard Valve Box Extension - Black Body & Overlapping Green Lid Residential 72 inches per hour (9

72 inches per hour (9 to 18 mm/h)

1/2" (15/21) male threaded inlet nozzles

Regulates up to 100 psi (6

two-piece Control Zone Kits include the field-proven Low Flow Anti-Siphon Valve that has an atmospheric vacuum breaker for backflow prevention and an IAPMO rating

Rain Bird - PVBSTDEXT 6" PVB Standard Valve Box Extension - Black Body & Overlapping Green Lid Residential 72 inches per hour (9Reputations are built on hard work, not shortcuts. Just like PVB Professional series valve boxes. Made in America tough, these boxes are loaded with the features you need to get the job done right, without cutting corners. Even standard installations deserve professional performance. From reinforced sidewalls and bottom flanges to skid resistant lids, the PVB Professional series is manufactured to our own exacting standards, using quality materials