

In the architectural landscape, the roof stands as one of the most critical components of a building, bearing the brunt of natural conditions such as snow, rain, and storms. Ensuring a robust, insulated, and resilient roof is essential for the longevity and efficiency of any structure. Tunelgroup’s Roof Sandwich Panels offer an exceptional solution, providing comprehensive heat, moisture, water, sound insulation, and fire resistance. Engineered to withstand harsh natural conditions, these roof panels enhance the structural integrity and performance of industrial buildings.
Roof Sandwich Panels by Tunelgroup are high-performance roofing solutions designed for industrial buildings that require superior insulation and durability. These panels consist of multiple layers, including an insulating core and protective outer layers, creating a „sandwich“ structure that delivers exceptional thermal and acoustic insulation. Available in various materials such as PUR, PIR, Mineral Wool, and EPS, these roof panels cater to diverse architectural and functional needs.
The roof of a building is continually exposed to external elements, making it susceptible to damage and wear. Roof Sandwich Panels play a pivotal role in:
Tunelgroup’s Roof Sandwich Panels are equipped with a range of advanced features designed to deliver superior performance and reliability:

| Feature | Specification | 
|---|---|
| Insulation Material | PUR, PIR, Mineral Wool, EPS | 
| Rib Forms | 3 rib, 5 rib | 
| Wing Thickness | 40 mm | 
| Door Leaf Construction | Monoblock with 40-43 kg/m³ CFC-free polyurethane foam filling | 
| Frame Material | Anodized aluminum or PVC | 
| Surface Options | Standard white (RAL 9002) with options for various RAL colors | 
| Installation Options | Standard screw, hidden screw options | 
| Sealing System | EPDM rubber-based seal systems | 
| Window Options | Double-walled acrylic glass windows available | 
| Mounting Options | Panel-mounted or wall-mounted | 
| Locking Mechanisms | Stainless camshaft locking systems, European brand cylinder locks | 
| Control Units | EP-500 control units | 
| Safety Systems | Rope break, spring breaking safety systems | 
| Rail System | Anodized aluminum rail systems with bottom rail setup | 
| Additional Features | Adjustable ramps, truck bed compressor PVC bellows, shock-absorbing PVC protection tape | 
| Compliance | Manufactured using hygienic materials in accordance with European standards | 
| Color Options | Various RAL colors available | 
| Automation Options | Remote control, metal mass detector, ergonomic handles, soft bottom base systems | 
| Operating Temperature Range | -25 ˚C to +40 ˚C | 
| Wind Resistance | High wind resistance with reinforced pipes in Flex models | 
| Maintenance | Easy to repair with modular profiles and replaceable damaged areas | 
We manufacture industrial cooling systems panels, doors, cooling devices and ice machines under one roof!
Cold Storage Pioneer in Industrial Design
Manufacturing and Sales of Industrial Cold Storage Wall, Ceiling and Floor Panels
Manufacturing and Sales of Industrial Cold Storage Sliding, Hinged, Monorail and Flip-Flap Doors
Manufacturing and Sales of Split Type Hermetic, Semi-Hermetic and Double Stage Shock Devices for Industrial Cold Storage
Easy Installation Possibility with Modular Type Cold Rooms and Monoblock Cooling Devices
Manufacturing and Sales of Facade and Roof Panels for Exterior and Roof Covering of Industrial Warehouses
Manufacturing and Sales of Sectional, Office-Service and Fast Rolling Doors for Industrial Warehouses
Manufacturing and Sales of Industrial Cold Storage Ceiling Type and Standard Type Cooling Systems
Manufacturing and Sales of Ready-made System Container Cold Storages with Wall, Ceiling, Floor Insulation and Cooling Devices
We manufacture industrial cooling systems panels, doors, cooling devices and ice machines under one roof!
Contracting, Service and Engineering
Tunelgroup Industrial Cooling Systems; Manufactures and Sells Industrial Cooling Systems Panels, Doors and Cooling Devices. With its high engineering principles and perception of quality, it offers its customers efficiency-based, respected and sustainable services. Our company; From planning to design, from the project process to investment, from development to turnkey completion, it offers engineering services and professional solution partnerships in your investments with our own production steel construction systems.
By combining innovation, sustainability, and expertise, Tunel Group delivers cold storage for meat solutions that not only guarantee optimal preservation but also align with modern energy efficiency and sustainability standards.
With a commitment to quality, innovation, and sustainability, Tunel Group ensures that poultry producers and distributors can optimize cold storage for chicken conditions while reducing operational costs, providing reliable and sustainable solutions for the seafood industry.
With a commitment to quality, innovation, and sustainability, Tunel Group optimizes cold storage for fish conditions while reducing operational costs, providing reliable and sustainable solutions for the seafood industry.
By combining innovation, sustainability, and expertise, Tunel Group delivers advanced cold room solutions for fruits that meet the highest industry standards, ensuring your fruits remain fresh and market-ready.
By combining innovation, sustainability, and expertise, Tunel Group ensures your vegetables are stored in optimal cold room for vegetables conditions, extending shelf life and preserving quality.
By combining innovation, sustainability, and expertise, Tunel Group ensures your dairy products are stored in optimal cold storage for dairy conditions, extending shelf life and preserving quality.
With a commitment to quality, innovation, and sustainability, Tunel Group ensures that bakery producers can optimize cold storage for bakery conditions while reducing operational costs.
Our cutting-edge flower cold rooms create the perfect environment for flowers, minimizing wilting, discoloration, and decay while enhancing their natural beauty and longevity.
Our cold room systems are meticulously engineered to address the unique requirements of the pharmaceutical sector, guaranteeing optimal storage conditions throughout the entire product lifecycle.
Have questions or ready to take the next step? Contact us; we are here to help you on your cooling systems journey.
Mon-Fri: 09:00 - 18:00 
 Closed on Weekends
Dudullu Organize Sanayi Bölgesi, Nato Yolu Cd No:39, 34776 
Y. Dudullu/Ümraniye/İstanbul
Kayapa, Kayapa OSB, 10. Sk. No:6, 16315 
Ni̇lüfer/Bursa
Whether you are looking for guidance, planning a cold room or simply want more information, we have you covered.
Our Mega Structure Design and Manufacturing Efficiency is at the Top Level with Knowledge, Experience and Effective Engineering