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.
To provide background and discussion on the latest revisions to the FM Global Property Loss Prevention Data Sheet 1-52, Field Verification of Roof Wind Uplift Resistance, and its applicability to IIBEC members’ practices in evaluating wind uplift resistance of installed roofs as well as evaluation of existing roofs for wind uplift resistance and wind damage.
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
To provide an industry statement regarding the removal and replacement of roof substrate materials damaged by moisture and discovered at the time of new roof installation.
Technical Advisory No. 12, 2016
TPO Single-Ply Roof Systems: Performance and Service Life
To present a general overview of information regarding the performance of thermoplastic polyolefin (TPO) single-ply membranes, to summarize general information related to the evolution of TPO single-ply roof membranes, and to provide general information to assist individuals with reviewing in-place existing conditions of TPO roof membranes.
Technical Advisory No. 11, 2016
Black Staining and Flow from Self-Adhesive, Bituminous-Based Wall Flashings
To provide commentary and to raise awareness of potential staining and flow of oils from self-adhesive, bituminous-based wall flashings.
Technical Advisory No. 10, 2016
Corrosion Issues Related to Bagasse Fiberboard Roof Insulation in the Gulf States Region of the United States
To provide commentary on corrosion linked to the use of bagasse fiberboard insulation in low-sloped roofing assemblies.
Technical Advisory No. 9, 2015
Fire-Retardant-Treated Wood (updated 2017)
To provide information and recommendations on strength loss of wood treated with fire-retardant (FR) treatment and corrosion of ferrous metal in contact with such treated wood.
Technical Advisory No. 8, 2015
Self-Adhesive, Modified-Bitumen Roofing Products and Systems
To provide commentary on issues associated with specifying and installing self-adhesive, modified-bitumen roofing products and systems.
Technical Advisory No. 7, 2014
A Roof Dilemma: Surface Defects Requiring Repair or Surface Imperfections Not Requiring Repair?
To provide recommendations for addressing whether imperfections in the surface of a newly installed roof are considered to be surface defects impairing the performance of the roof, or are surface imperfections and simply aesthetically distracting.
Technical Advisory No. 6, 2014
PCBs Present in Sealants
To provide informative advisory regarding the potential for sealants located in exterior walls of buildings to contain polychlorinated biphenyls (PCBs) at levels that warrant certain measures.
Technical Advisory No. 5, 2014
Fasteners and Self-Sealability of Weather-Resistive Barriers
To provide informative advisory regarding the potential moisture and air infiltration associated with fasteners that penetrate both self-adhered and fluid-applied membranes installed as weather-resistive barriers or air barriers within an exterior wall assembly.
Technical Advisory No. 4, 2013
Concerns Related to Water-Based Adhesives for Use in Roofing
To provide commentary and to raise awareness of limitations related to water-based adhesives used with roof systems.
Technical Advisory No. 3, 2013
Issues with ANSI/SPRI ES-1 (updated 2022)
To provide commentary regarding issues associated with the ANSI/SPRI ES-1 standard.
