Roof Drains for Reroofing Applications

This program is an overview of roof drain construction when approaching reroofing in low slope applications and the introduction of the retrofit roof drain and its benefits. The importance of properly designed roof drainage, the 2015 International Plumbing Code in regards to roof drain flow code performance and the ANSI/SPRI RD-1 standard for retrofit roof drains will also be reviewed.

Learning Objectives

  • Understand the importance of properly designed roof drainage.
  • Review the three types of roof drain installation and the practices in both new construction and re-roof applications and the benefits of retrofit roof drains.
  • Review the change in the International Plumbing Code (2015) in relation to storm drain sizing and flow rates.
  • Review the ANSI/SPRI Standard RD-1 for Retrofit Roof Drains.

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