Invicta ANARA - Safe and Sustainable Systems for a Smarter Tomorrow

Fire-Resistant & Blast-Rated Doors

Why Fire-Resistant and Blast-Rated Doors Matter

Doors are the first line of defence in high-risk environments, such as tunnels, industrial facilities, and critical infrastructure, where fires, pressure waves, toxic gases, or explosions can spread instantly. Standard doors often fail under extreme heat or blast pressure, compromising routing and structural compartmentalisation. Hence, certified fire-resistant and blast-rated doors are not optional; they are essential for life safety, operational continuity and regulatory compliance. Without dedicated, engineered door protection:

Fire and blast pressure can breach openings, allowing rapid spread across compartments and endangering lives.

Standard doors may wrap, collapse, or fail under heat, leaving evacuation corridors completely exposed.

Smoke, toxic gases, and shockwaves penetrating doorways make safe evacuation and emergency response nearly impossible.

Contain fire and smoke within defined compartment boundaries

What is a Fire-Resistant & Blast-Rated Door?

A fire-resistant & blast-rated door is a high-integrity, multi-layer engineered barrier designed to maintain structural safety and compartmentalisation during extreme fire and blast events.

Fire Resistance
Blast Protection
Thermal Shock Stability
Impact & Debris Resistance
Smoke & Gas Isolation

How the Door System Protects Your Facility

Invicta ANARA's passive fire and blast protection solution doors feature certified construction and multi-hazard performance. Each unit provides fire resistance, blast-rated integrity, and smoke containment, ensuring complete safety for tunnels, substations, and critical infrastructure.

High-Temperature Fire Protection

The door withstands sustained extreme heat, blocking thermal transfer and preventing structural failure during hydrocarbon or rapid-rise fire events without loss of integrity.

Blast & Overpressure Resistance

Engineered to absorb and deflect dynamic overpressure loads, the door maintains its sealed position during explosive events, preventing pressure wave propagation into protected zones.

Post Event Impact & Debris Control

Following a blast or fire event, the door remains operable and structurally intact, preventing ingress of debris and maintaining a safe egress path for personnel.

Smoke & Gas Containment

Intumescent and compression seals activate at elevated temperatures, closing gaps to prevent toxic smoke and gas migration between compartments and along evacuation corridors.

Lightweight, Modular & Retrofit Friendly

Designed for rapid integration into existing structures, the door’s modular frame system supports retrofitting without major civil works, minimising downtime and installation costs.