IFC 4.3.2.20240512 (IFC4X3_ADD2) under development

7.5.8.16 PEnum_BackflowPreventerType

7.5.8.16.1 Semantic definition

7.5.8.16.2 Type values

Type Description
ANTISIPHONVALVE

Antisiphon Valve

ATMOSPHERICVACUUMBREAKER

Atmospheric Vacuum Breaker

DOUBLECHECKBACKFLOWPREVENTER

Double Check Backflow Preventer

NONE

No waterproof.

PRESSUREVACUUMBREAKER

Pressure Vacuum Breaker

REDUCEDPRESSUREBACKFLOWPREVENTER

Reduced Pressure Backflow Preventer

OTHER

required category not on scale

NOTKNOWN

Value is unkown

UNSET

Value has not been specified

Table 7.5.8.16.A

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