Technical Bulletins

Mar 14 2018

GacoPatch Approved for Non-Warranted Repairs to Firestone Roof Systems GacoPatch Approved for Non-Warranted Repairs to Firestone Roof Systems

Holcim Building Envelope is pleased to announce that GacoPatch Silicone Roof Patch is now approved for non-warranted repairs to Elevate RubberGard™ EPDM, APP, and UltraPly™ TPO roof systems. Our GacoPatch product may be used to repair cuts, punctures, and other isolated instances of membrane damage, and will not void existing Firestone warranty coverage. GacoPatch is not approved for use on new Firestone installations, and is not approved f...

Nov 26 2017

Cold Weather Application Guidelines 2017-2018 Cold Weather Application Guidelines 2017-2018

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 the applicabl...

Jan 17 2017

Firestone 30-Year SBS Platinum Warranty Firestone 30-Year SBS Platinum Warranty

The high performance of Elevate SBS Products has been well-established for many years, and Elevate 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 SBS P...

Aug 24 2016

SA Membranes with Secure Bond Technology Application SA Membranes with Secure Bond Technology Application

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...

Jun 22 2016

New Options for InvisiWeld Induction Welding System New Options for InvisiWeld Induction Welding System

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...

Dec 02 2015

Existing Metal Roofing System Re-cover Applications Existing Metal Roofing System Re-cover Applications

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...