Video

  • 14 minutes

Roof Drain Design: How to Determine Drain Pipe Size

 

Learn the three basic functions of determining drain pipe size.

For interior drainage design, the proper interior drain design for low slope roof system is determined through a calculation of site-specific factors. The calculation to determine the number of primary drains that are required for a specific roof section requires four criteria. This video reviews that calculation and discusses a specific real-world application example.

Runtime: 14 minutes

Agenda

Faculty

John A. D'Annunzio

John A. D'Annunzio

Paragon Roofing Technology, Inc.

  • President of Paragon Roofing Technology, Inc.
  • Founded firm in 1991
  • Firm specializes in all building exterior issues
  • Over 30 years of experience in material testing, forensics, and design
  • Conducts regular seminars and workshops on numerous design, forensics, and material issues
  • Author of five construction books and hundreds of published articles
  • Technical columnist for numerous construction industry trade publications
  • Can be contacted at [email protected]

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