The external service which permits registration of an alternate implementation for pipe fixture flow calculation. To use this service, programmers implement a server class that derives from IPipePlumbingFixtureFlowServer.

public static ExternalServiceId PipePlumbingFixtureFlowService { get; }

Public Shared ReadOnly Property PipePlumbingFixtureFlowService As ExternalServiceId
	Get

public:
static property ExternalServiceId^ PipePlumbingFixtureFlowService {
	ExternalServiceId^ get ();
}