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Fire Retardant PIR (Polyisocyanurate) Panels are insulated sandwich panels manufactured with a PIR foam core bonded between metal facings. As part of the broader category of Fire Rated Sandwich Panels, PIR panels provide an engineered balance between thermal efficiency and fire performance when compared to conventional PUR-based systems.

Commonly specified as Fire Rated PIR Panels in industrial and commercial projects, these systems are selected where insulation performance is required alongside improved fire characteristics within the building envelope.


How Fire Retardant PIR Panels Work

Fire Retardant PIR panels function as composite insulated building elements:

The PIR foam core reduces heat transfer and contributes to fire retardant behaviour compared to conventional PUR foam.

The metal facings provide structural rigidity and surface protection.

The jointing system connects panels to form a continuous insulated enclosure.

Controlled manufacturing ensures consistent core density and bonding quality.

Performance depends on panel thickness, installation detailing, structural design, and fire classification standards applicable to the project.

PIR Panel Variants

Mount Fire Retardant PIR Panels are available in configurations based on application needs:

VariantPrimary UseKey Functional Difference
PIR Roof PanelIndustrial & commercial roofingProfiled for drainage and span performance
PIR Wall PanelExternal & internal wallingInsulated vertical enclosure
PIR Hidden Tongue & GrooveControlled environmentsConcealed joint for flush finish
PIR Solar Profiled Roof PanelSolar-ready roofingProfile supports solar mounting compatibility

Selection depends on structural requirements, fire performance expectations, and operational needs.

Attributes

Improved Fire Behaviour

PIR chemistry offers enhanced fire performance compared to standard PUR panels.

Low Thermal Conductivity

Supports thermal insulation across building envelopes.

Dimensional Stability Under Heat

PIR core demonstrates better structural stability at elevated temperatures compared to conventional PUR.

Lightweight Insulated Construction

Reduces structural load compared to conventional walling systems.

Applications

Industrial Buildings with Fire Safety Compliance Requirements

Suitable where enhanced fire performance is mandated.

Warehouses Storing Combustible or High-Value Goods

Helps improve passive fire safety of enclosure systems.

Manufacturing Plants & Process Areas

Used where fire-resistant insulation is a design consideration.

Cold Storage with Fire Performance Requirements

Combines thermal efficiency with improved fire behavior.

Data Centres & Utility Buildings

Supports fire-safe enclosure design with stable insulation performance.

Pharmaceutical & Chemical Facilities

Appropriate for controlled environments with strict safety norms.

Oil and Gas Facilities

Ensures energy-efficient operation in extreme temperatures.

Greenhouses

Provides thermal insulation to maintain optimal growing conditions for plants.

Why Mount Fire Retardant PIR Panels

Mount Roofing & Structures manufactures insulated panel systems designed to integrate with steel building solutions. Fire Retardant PIR panels are produced with controlled core density and metal facings to meet project-specific insulation and fire performance requirements.

Mount’s system-based approach allows coordination between:

Structural steel systems

Roofing and wall panel systems

Fastening and joint detailing

Panel selection and specification are aligned with structural and regulatory requirements.

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What our client's say

 

Mount exceeded expectations with their PEB solutions. Their roofing expertise, showcased in our project, reflects top-notch quality and aesthetics. The team's commitment to delivering excellence ensures they are our go-to construction partner

Sanjay
Sanjay
 

Mount is synonymous with superior PEB solutions. The roofing system installed in our office is a testament to their precision and reliability. The team's commitment make Mount Roofing our trusted construction ally.

Vikram
Vikram
 

Mount provided exceptional PEB solutions. Their roofing system, installed at our facility, is a testament to quality and precision. Mount Roofing & Structures Pvt Ltd team’s commitment to excellence make them our preferred construction partner.

Anaya Sharma
Anaya Sharma
 

I appreciate Mount outstanding PEB solutions. Their roofing expertise transformed our commercial space, showcasing durability and aesthetics. Kudos to the team for their professionalism and top-notch construction services.

Arjun
Arjun
 

White colour PUF Panels with 50 mm thickness were used in our food-processing unit. Mount’s material quality is unmatched in the industry.

Vikram Rao
Vikram Rao
 

Mount’s PUF Panels gave our factory excellent insulation and a sleek finish. Their team ensured a smooth installation with quality materials at the right PUF Panel Price

Rajesh Kumar
Rajesh Kumar
 

We used PUF Roofing and PUF Roof Sheets for our warehouse. The heat reduction was impressive and the installation was quick. Highly satisfied with Mount’s workmanship

Priya Sharma
 Priya Sharma
 

The 30 mm PUF Panels from Mount worked perfectly for our temporary cabins—lightweight yet strong. Energy efficiency has improved notably since installation.

Ajay Verma
Ajay Verma
 

For our pharmaceutical clean room, Mount’s PUF Clean Room Panels provided perfect hygiene and insulation. The seamless joints met every GMP requirement.

Nikhil Singh
Nikhil Singh
 

We used PUF Cool Panels for our cold storage chambers. Temperature consistency improved and maintenance costs dropped dramatically

Ramesh Iyer
Ramesh Iyer
 

Mount offered us 50 mm PUF Panels for roofing and PUF Wall Panels for side cladding. Both performed well under high humidity and ensured thermal balance.

Smita Patel
Smita Patel
 

Mount’s Fireproof PUF Panels gave us peace of mind for our production area. The panels are certified and offer both fire and thermal protection.

Ananya Joshi
Ananya Joshi
 

Our administrative office now uses PUF Sandwich Panels from Mount. The workspace stays cooler, and the installation team completed the project on time.

Manoj Pillai
Manoj Pillai
 

Mount supplied PUF Roofing Panels for our workshop. The structure looks modern and stays comfortable year-round. Great value for the PUF Panel Price.

Karthik Rao
Karthik Rao
 

We selected Grey colour PUF Panels in 30 mm thickness for our retail outlet. They blended well with the design and provided excellent insulation.”

Neha Agarwal
Neha Agarwal
 

The 20 mm to 200 mm PUF Panels range from Mount suits multiple applications. We used 100 mm for walls and 40 mm for ceilings in our packaging unit

Meena Iyer
Meena Iyer
 

For our engineering unit, we used PUF Wall Panels with 80 mm thickness. Mount delivered on time and the thermal results are excellent

Devendra Singh
Devendra Singh
 

Mount’s PUF Roofing combined with polycarbonate sheets offered natural light and strong weather resistance for our factory floor.

Aditi Rao
 Aditi Rao
 

Our logistics center is built with Pre-Engineered Buildings from Mount. The integration with PUF Roof Panels reduced construction time and cost

Kunal Joshi
Kunal Joshi
 

We selected Fireproof PUF Panel solutions from Mount for our chemical storage zone. The safety rating and quality are top-notch.

Nandini Gupta
Nandini Gupta
 

The PUF Wall Panels installed in our office block look elegant and help maintain a steady internal temperature. Excellent finish quality.

Ajay Verma
Ajay Verma
 

Mount’s PUF Sheets provided both insulation and soundproofing for our conference rooms. Great material consistency and professional service.

Shalini
Shalini
 

The 50 mm PUF Panels used in our canteen roof helped cut air-conditioning costs. Mount’s after-sales support is also commendable

Priyanka Mehta
Priyanka Mehta
 

We used Green colour PUF Panels for our factory facade. They look vibrant and perform exceptionally in heat insulation

Kiran Rao
Kiran Rao
 

Our clean room uses PUF Clean Room Panels from Mount. Smooth finish, easy maintenance, and reliable insulation—ideal for pharma use.

Kavita Joshi
Kavita Joshi
 

Mount PUF panels keep our factory cool and comfortable even during peak summer. The quality is excellent, installation was quick, and we’ve noticed real energy savings.”

Rajesh
Rajesh
 

The panels are lightweight yet very strong. Even after months of use, they still look new. Great quality and great service from Mount.”

Deepa
Deepa
 

Our warehouse was completed much faster than expected. Mount’s PEB structure is strong, stable, and perfectly designed.

Ramesh
Ramesh
 

Our poultry shed built with Mount’s PEB structure is strong and well-ventilated. The birds stay healthy even in summer. Excellent quality!

S. Prakash
 S. Prakash
 

The dairy shed was completed quickly and the structure is solid. Our animals stay cool even during peak summer.

Aravind
Aravind

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Frequently Asked Questions

PIR panels use polyisocyanurate foam, which offers improved fire behaviour compared to polyurethane (PUR) foam.

No insulation panel is completely fireproof. PIR panels are designed to exhibit improved fire performance compared to standard PUR panels.

They are used in industrial and commercial buildings where both insulation and enhanced fire characteristics are required.

Yes, specific variants are designed for roof and wall applications.

Thickness depends on thermal requirements, structural design, and project specifications.

They are installed using mechanical fastening systems similar to other insulated panels.

Yes, when designed with appropriate thickness and jointing systems.

Yes, profiled variants can be selected to support solar mounting integration.

Fire performance depends on core formulation, thickness, facing materials, joint detailing, and regulatory classification.

Selection depends on project-specific fire rating requirements; Rockwool panels are typically chosen where non-combustible core performance is required.

Mount Roofing And Structures Pvt Ltd