Regular Mail, Phone, or Fax:
Plumbing & Drainage Institute
800 Turnpike Street, Suite 300
North Andover, MA 01845 USA
Phone: 1-978-557-0720
Phone: 1-800-589-8956
Fax: 1-978-557-0721
Product and company names mentioned herein may be the
trademarks of their respective owners and they are
acknowledged as such by Plumbing & Drainage Institute.
Plumbing & Drainage Institute
Plumbing & Drainage Institute
800 Turnpike Street, Suite 300
North Andover, MA 01845 USA
Phone: 1-978-557-0720
Phone: 1-800-589-8956
Fax: 1-978-557-0721
Email: pdi@PDIonline.org