Efflorescence: Causes and Prevention

with Foster Lyons
1 AIA CES Learning Unit|HSW

A primer in the causes and prevention of efflorescence on masonry.

This course will enable participants to:

1. Identify the four conditions necessary for efflorescence to occur.

2.Identify the primary cause of efflorescence in those unfortunate times when it does occur on a masonry assembly.

3. Properly specify masonry materials so as to reduce the risk of experiencing efflorescence.

4. Properly detail masonry assemblies so as to reduce the risk of experiencing efflorescence.

Please click here for additional AIA Continuing Education Provider Information:

Instructional Delivery Method: Live Online Learning Program

Program Level: Introductory

AIA CES Program Approval Expiration Date: May 3, 2024

Provider Number: G193

Provider Statement: The Institute of Classical Architecture & Art is a registered provider of AIA-approved continuing education under Provider Number G193. All registered AIA CES Providers must comply with the AIA Standards for Continuing Education Programs. Any questions or concerns about this provider or this learning program may be sent to AIA CES ([email protected] or (800) AIA 3837, Option 3).

This learning program is registered with AIA CES for continuing professional education. As such, it does not include content that may be deemed or construed to be an approval or endorsement by the AIA of any material of construction or any method or manner of handling, using, distributing, or dealing in any material or product.

AIA continuing education credit has been reviewed and approved by AIA CES. Learners must complete the entire learning program to receive continuing education credit. AIA continuing education Learning Units earned upon completion of this course will be reported to AIA CES for AIA members. Certificates of Completion for both AIA members and non-AIA members are available upon request.


This course will be offered on June 11, 2021 as part of the Health, Safety, and Welfare in Traditional Design day. Course registration is available on the program page here.