The ABPA maintains a voluntary certification program for those individuals who have the proper backflow prevention training or have prior experience, or a suitable combination of both.

• 美国防回流阀协会（ABPA）对于那些已经经过适当的防回流培训，或者已经有经验，或者即经过适当的培训也有一定的经验的个人提供志愿证书计划。