NFCC Approved Reference Documents
Reference Documents for the Passive Fire Protection Industry
Providing best practice guidance for inspecting Fire Doors, Fire Dampers, Firestopping & Cavity Barriers.
There are a number of others currently in the pipeline and this page will be updated on a regular basis accordingly.
RD1-3 Fire Door Inspections in Healthcare Buildings
Golden Thread Fire Delay are the sponsors of a hospital focussed fire door inspection Reference Document called ‘Fire Door Inspections in Healthcare Buildings’.
Please complete and submit our form to access the PDF download version of this Reference Document.
RD2-1 Fire Damper, Fire Stopping & Cavity Barrier Inspections in Healthcare Buildings
Written by a NAHFO Working Group and sponsored by Golden Thread Fire Delay, our latest guide is tailored specifically for the healthcare sector. It aims to provide best practices for inspecting fire dampers, fire stopping systems, and cavity barriers in healthcare buildings.
RD3-1 Fire Door Inspections in Residential Buildings
Written by a BIM4 Housing Work Group, and sponsored by Golden Thread Fire Delay, this extensive guide is designed to share best practice for inspecting fire doors in residential buildings.
Please complete and submit our form to access the PDF download version of this Reference Document.
RD7-1 Fire Door Inspections in University & College Buildings
This document was adapted by a Kings College London Working Group with the intention of sharing fire door inspection best practice to those responsible for delivering fire door compliance within the university and college sector. The First Edition was issued in April 2025.
To request a hard copy of any of the above Reference Documents, please get in touch with Golden Thread Fire Delay
Standards & Certification
Golden Thread Fire Delay is third party accredited under BRE / LPCB schemes LPS 1197 for fire door inspection & remediation, LPS 1271 for fire door installations, & FIRAS (Warrington Exova) accredited for our other Passive Fire Protection installation services - see more information »













No Compromise: Certified by Third-Party Accreditation
Golden Thread Fire Delay are third-party accredited installers under the BRE / LPCB scheme LPS 1271, which audits our installation process both on site and in our office to ensure that our robust installation standards are maintained.
These certifications reflect our commitment to delivering high-quality fire door services that meet the rigorous standards set by independent accrediting bodies.
When it comes to quality, there is no room for compromise. Always ensure your installer has third-party accreditation. Whether you have three doors or three thousand, we can help you understand your needs and options.