Technical Advisories

IIBEC Technical Advisories

Technical Advisories describe and convey IIBEC’s positions and information concerning timely technical issues and are presented in the form of white papers, commentaries, or other analyses, supported by objective, sound research and technical documentation.

To view archived technical advisories, click here.

Technical Advisory No. 22, 2021

Wood Frame Shrinkage and Associated Issues with Building Performance

To describe the importance of analyzing and accommodating wood shrinkage in mid-rise wood frame construction pursuant to (and beyond) current building code requirements.

Technical Advisory No. 21, 2021

Rooftop Equipment Including Communication Equipment

To provide commentary on roof design and maintenance considerations where rooftop equipment, including communication equipment, are present.

Technical Advisory No. 20, 2021

Roof Covering Systems and New Concrete Roof Decks

To provide commentary on the installation and design of low-slope roof systems over new concrete roof deck substrates.

Technical Advisory No. 18, 2019

Electronic Leak Detection

To provide information on the methods and qualifications for electronic leak detection testing used for installed roofing and waterproofing systems.

Technical Advisory No. 17, 2019

Fiber-Cement Siding: Inherent Issues Affecting Performance

To provide an informative advisory regarding performance issues that may be encountered with fiber-cement siding installed on a building.

Technical Advisory No. 16, 2018

Reuse of Roof Insulation

To provide an informative, technical advisory regarding the reuse of existing roof insulation during the replacement or repair of low-slope roofs on commercial buildings.

Technical Advisory No. 15, 2017

Secondary (Overflow) Drainage Provisions in the 2015 IBC and IRC

To raise awareness of potentially unsafe conditions that may result due to exceptions regarding roof drainage within the 2015 IBC and 2015 IRC, if the primary drainage system becomes compromised.

Technical Advisory No. 14, 2017

Wind Uplift Resistance Testing of Newly Installed Roof Assemblies

To provide IIBEC’s position pertaining to the use of field uplift testing of newly installed roof assemblies.

Technical Advisory No. 13, 2017

Removal and Replacement of Roof Substrate Materials Damaged by Moisture

Technical Advisory No. 12, 2016

TPO Single-Ply Roof Systems: Performance and Service Life

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 11, 2016

Black Staining and Flow from Self-Adhesive, Bituminous-Based Wall Flashings

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 10, 2016

Corrosion Issues Related to Bagasse Fiberboard Roof Insulation in the Gulf States Region of the United States

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 9, 2015

Fire-Retardant-Treated Wood (updated 2017)

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 8, 2015

Self-Adhesive, Modified-Bitumen Roofing Products and Systems

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 7, 2014

A Roof Dilemma: Surface Defects Requiring Repair or Surface Imperfections Not Requiring Repair?

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 6, 2014

PCBs Present in Sealants

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 5, 2014

Fasteners and Self-Sealability of Weather-Resistive Barriers

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 4, 2013

Concerns Related to Water-Based Adhesives for Use in Roofing

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 3, 2013

Issues with ANSI/SPRI ES-1

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Technical Advisory No. 1, 2011

Issues with Code-Compliant Brick Veneer in Residential Construction

Registered Roof Consultants (RRCs) are independent roofing experts with industry-wide knowledge of materials performance and design requirements. They stand apart from suppliers, product manufacturers and contractors.

Archived Technical Advisories
Technical Advisory No. 2, 2011
Recent Changes in the Determination of Wind Loads on Roofs as Outlined by ASCE-7 – December 2011 (updated 2013)