Technical Bulletins

While the roofing and waterproofing industries continue to be challenged by global supply constraints, Firestone is committed to working with you to complete projects and satisfy customer expectations. This bulletin outlines the product substitutions Firestone will approve in the U.S., Canada, and Latin America on an individual project basis while raw material shortages continue. For a project with a product substitution to receive a Red Shield™...

Cold temperatures change the physical properties of adhesives, sealants, primers, and coatings, and alter the handling characteristics of roofing membranes due to increased rigidity.  The information in this bulletin is intended to help installers successfully apply Firestone materials in cold weather.  Firestone recommends cold weather application procedures be used when ambient and substrate conditions fall below 40 °F (4 °C).  Refer to applica...

Delta CFP-12 change in gauge applicability Reminder – Use your CSR to metal order updates   UC-7 Panel 
Please be advised that effective immediately, Holcim Building Envelope has made changes to its UC-7 panel seam cap offering and will be discontinuing the Anoka style seam cap. In the past, Holcim Building Envelope offered two different style seam caps to accommodate customer preference.     NOTE: UC-7 Seam Cap maximu...

Cold temperatures change the physical properties of adhesives, sealants, primers, and coatings, and alter the handling characteristics of roofing membranes due to increased rigidity.  The information in this bulletin is intended to help installers successfully apply Firestone materials in cold weather.  Firestone recommends cold weather application procedures be used when ambient and substrate conditions fall below 40 °F (4 °C).  R...

The high performance of Firestone SBS Products has been well-established for many years, and Firestone UltraWhite™ granules, introduced in 2010, have demonstrated outstanding solar reflectivity, do not require coating or re-coating, and avoid the hail damage susceptibility associated with many other brands of reflective modified bitumen cap sheets.   Firestone is pleased to combine our SBS and UltraWhite products in the Firestone 30-Year S...

The intent of this bulletin is to provide updated application method(s), guidelines and reminders for the installation of roofing systems using Elevate’s UltraPly TPO SA and RubberGard EPDM SA membranes with Secure Bond™ Technology. Prior to installation of the RubberGard EPDM SA and UltraPly TPO SA membrane: Unroll and position the membrane over the substrate to achieve the desired alignment and overlaps, and allow it to relax on site fo...

Holcim Building Envelope is excited to announce options for the popular UltraPly™ TPO Invisiweld Induction Welding System called Invisiweld-S. The  Invisiweld-S option is now available for use with .045, .060 and .080 UltraPly TPO membranes, is FM Approved and is eligible for Elevate Red Shield system warranties up to 15 years (using .045 TPO); 20 years (using .060 and .080 TPO) and 25 or 30 years (using .080 TPO only).   The  In...

The purpose of this Technical Bulletin is to clarify Holcim Building Envelope position on existing metal roofing system recovers. Firestone currently has the following EPDM and TPO adhered and mechanically fastened purlin attached single-ply roof systems over existing metal roofing systems:   RubberGard™ EPDM and UltraPly™ TPO membrane systems are adhered to an appropriate cover board that is mechanically attached over appropriate f...