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Registered Exterior Wall Observer – REWO®

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Registered Exterior Wall Observer

On-site experts ensuring wall assemblies are installed in accordance with design documents, manufacturer requirements, and industry standards.

  REWO Credential Process

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  • The REWO - Overview
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Overview

Earning the REWO designation is a recognition of technical proficiency and expertise in the observation and quality assurance of exterior wall system installation. This credential is designed for individuals who observe and document exterior wall construction activities, identify potential issues, and help ensure that the completed assembly meets the intended performance for durability, air and moisture control, and aesthetics.

REWOs commonly:

  • Verify compliance with exterior wall design intent, specifications, and manufacturer guidelines.
  • Maintain a comprehensive understanding of exterior wall systems, materials, and components.
  • Perform exterior wall observation and documentation techniques for a wide range of wall system installations.
  • Complete detailed construction communication and reporting procedures.
  • Identify and address nonconforming or deficient work.
  • Support overall building enclosure performance through quality assurance practices.
Cover of IIBEC Registered Exterior Wall Observer (REWO) marketing flyer.

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  Resources

Cover of IIBEC Registered Exterior Wall Observer (REWO) handbook.

  IIBEC REWO Handbook

Cover of IIBEC REWO exam study guide.

  IIBEC REWO Exam Study Guide 

Questions?

Our credentials team is happy to assist.