Passive Fire Basics
Understanding a Fire Resistance Rating (FRR)
Ever seen a rating like 60/60/60 on a building element and wondered what it means? A Fire Resistance Rating (FRR) tells you how long
25 June 2026
Practical guidance on passive fire compliance, BWOF inspections, IQP requirements and remediation — for building owners, managers and the trades across Auckland, Northland & North Waikato.
Ever seen a rating like 60/60/60 on a building element and wondered what it means? A Fire Resistance Rating (FRR) tells you how long
Passive fire deficiencies flagged by your IQP? Here’s what you’re required to fix, how the remediation process works, and what documentation you’ll need.
Passive fire defects are often raised during BWOF inspections, Council inspections, or IQP reviews. Sometimes these defects are valid and need rectification. Sometimes they
Passive Fire Protection in Auckland Passive fire protection requirements in Auckland are being scrutinised more closely than ever, particularly in older commercial and multi-use
Architects, designers, and project managers play a pivotal role in ensuring building safety through effective passive fire protection. This post delves into the technical
Why bundled pipes, cables and ducts through fire-rated walls fail BWOF inspections in older Auckland buildings, and how tested multi-service systems fix them.
How conduction, convection and radiation move fire through a building, why a hot metal pipe can ignite the next room, and how insulation and FRR stop it.
What passive fire protection is, how fire-rated walls, floors, collars and seals stop fire spreading, and what NZ building owners must do for BWOF compliance.