The International Association of Plumbing and Mechanical Officials has released the third edition of its Backflow Prevention Reference Manual. The manual, produced in collaboration with the United Association of Journeymen and Apprentices of the Pipefitting Industry, is updated to the latest editions of plumbing, mechanical, and fire protection codes and standards. The full-color illustrated reference manual is designed to teach every aspect of backflow prevention.
Backflow prevention reference manual from IAPMO
February 19, 2016