
Rockwool Sandwich Panels are insulated sandwich panels manufactured with a mineral wool (rockwool) core bonded between metal facings. Rockwool is a non-combustible insulation material derived from mineral fibers, making these panels suitable for applications where enhanced fire resistance is required.
These panels are used in industrial and commercial buildings where insulation performance must be combined with improved fire safety characteristics.
How Fire Rated Rockwool Panels Work
Rockwool panels function as composite insulated building elements:
The rockwool core provides thermal insulation and exhibits non-combustible behavior.
The metal facings provide structural stability and surface protection.
The jointing system connects panels to create a continuous enclosure.
The fibrous structure of mineral wool also contributes to acoustic insulation.
Performance depends on panel thickness, density, joint detailing, structural design, and project-specific fire classification requirements.
Rockwool Panel Variants
| Variant | Primary Use | Key Functional Difference |
|---|---|---|
| Rockwool Roof Panel | Industrial roofing | Profiled for drainage and span capability |
| Rockwool Wall Panel | External & internal walls | Vertical fire-resistant enclosure |
Selection depends on structural design, required fire classification, and acoustic needs.
Attributes
Non-Combustible Core
Rockwool insulation does not contribute to flame spread under fire exposure.
Enhanced Fire Resistance
Suitable for applications requiring improved fire performance within the building envelope.
Acoustic Insulation
Fibrous mineral structure helps reduce sound transmission.
Thermal Stability at Elevated Temperatures
Maintains structural integrity better than foam-based insulation under high heat conditions.
Applications

Warehouses & Logistics
Used in storage facilities with high material density and fire-load requirements.

Power & Energy Infrastructure
Applied in generation units, substations, and auxiliary buildings.

Data Centers & IT Facilities
Supports protection of mission-critical digital infrastructure.

Pharmaceutical & Chemical Plants
Suitable for controlled processing and storage environments.

Refineries & Process Industries
Designed for use in volatile and high-risk industrial zones.

Healthcare Facilities
Supports life-safety and compliance needs in medical buildings.

Battery Energy Storage Systems (BESS)
Used for fire-resistant enclosures and compartmentation in energy storage installations

Commercial & High-Rise Buildings
Applied in façades and internal partitions to enhance fire safety and acoustic performance.
Why Mount Fire Rated Rockwool Panels
Mount Roofing & Structures provides rockwool insulated panel systems designed to integrate with structural steel and enclosure systems. Panel manufacturing is aligned with structural performance requirements and building envelope detailing.
Integration with:
PEB structural systems
Roofing and wall assemblies
Fastening and jointing systems
allows coordinated system-level implementation. When selecting the best Rockwool Sandwich Panels for a project, factors such as fire classification requirements, acoustic needs, and structural design must be evaluated.
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Frequently Asked Questions
It is an insulated sandwich panel with a mineral wool core designed for improved fire performance.
Rockwool is manufactured from mineral fibers that do not contribute to combustion.
Rockwool panels use a non-combustible mineral core, while PIR panels use foam-based insulation.
Yes, roof-profile variants are available for industrial roofing systems.
Yes, the fibrous structure contributes to sound absorption.
They are commonly used in environments requiring enhanced fire performance.
Thickness depends on fire rating, insulation requirement, and structural design.
Yes, they are compatible with steel structural systems.
Selection depends on project fire classification requirements and design criteria.
Core density, thickness, joint detailing, and overall system design influence fire resistance classification.





