Understanding Polycarbonate Panels: Applications, Benefits, and Leading Choices in the UK

In the UK, the use of polycarbonate panels is particularly prevalent in greenhouses, conservatories, roofing, skylights, and security glazing, where their versatility and performance deliver significant advantages. As sustainability and energy efficiency become increasingly important in modern construction, polycarbonate panels are also recognised for their recyclability and contribution to eco-friendly building practices. This article explores the essential features, applications, and benefits of polycarbonate panels, while providing a comparative overview of leading brands available in the UK market. Whether you are a homeowner, architect, or facility manager, understanding the characteristics and options of polycarbonate panels is crucial for making informed decisions that balance aesthetics, functionality, and cost-effectiveness.

Polycarbonate panels are engineered thermoplastic sheets that have transformed the way architects, builders, and homeowners approach construction and design. Their widespread use is a testament to their adaptability, offering a solution that meets the demands of both functionality and visual appeal. In the UK, the climate and regulatory standards have further propelled the adoption of polycarbonate panels, making them an integral part of modern building envelopes, agricultural structures, and public infrastructure. With a growing focus on sustainable and energy-efficient solutions, these panels provide a compelling alternative to conventional materials, supporting both environmental and economic objectives.

What Are Polycarbonate Panels?

Polycarbonate panels are manufactured from a high-performance thermoplastic polymer known for its exceptional strength and transparency. These panels are available in several configurations, including solid, multiwall, and corrugated forms. Solid polycarbonate panels resemble glass in appearance but are significantly more robust, while multiwall panels feature internal ribbing that enhances insulation and reduces weight. Corrugated panels, on the other hand, are favoured for roofing and cladding due to their structural rigidity and ease of installation.

Key Properties and Advantages

• Impact Resistance: Polycarbonate is up to 200 times stronger than glass, making it highly resistant to breakage and ideal for applications where safety and durability are paramount.
• Light Transmission: These panels can transmit up to 90 percent of visible light, providing bright and natural illumination while filtering harmful UV rays.
• Thermal Insulation: Multiwall designs trap air between layers, significantly improving thermal performance and helping to reduce energy costs.
• Weather Resistance: Polycarbonate panels withstand extreme temperatures, heavy rainfall, hail, and prolonged UV exposure without yellowing or degrading.
• Lightweight and Easy Handling: Weighing less than half of comparable glass panels, polycarbonate is easier to transport, cut, and install, reducing labour and structural support requirements.
• Fire Performance: Many polycarbonate panels meet stringent fire safety standards, offering self-extinguishing properties and low smoke emission.
• Design Flexibility: Available in clear, tinted, and opal finishes, as well as a variety of thicknesses and profiles, these panels accommodate diverse architectural visions.

Common Applications in the UK

• Greenhouses and Conservatories: Multiwall polycarbonate panels are widely used in horticultural structures for their insulation and light diffusion, promoting healthy plant growth.
• Roofing and Skylights: Their high impact resistance and transparency make them ideal for roofing systems, skylights, and canopies in both residential and commercial settings.
• Security Glazing: Solid polycarbonate panels are employed in schools, public buildings, and transportation hubs for their shatterproof qualities.
• Industrial and Agricultural Buildings: Corrugated panels are used for cladding and roofing, offering durability and weather protection.
• Sound Barriers and Partitions: Their acoustic properties make polycarbonate panels suitable for noise reduction barriers along roads and in office environments.

Comparison Table: Leading Polycarbonate Panel Brands and Types in the UK

Brand / Product	Panel Type	Thickness Options	Light Transmission	UV Protection	Typical Applications	Approx. Price per m 2 (GBP)
Palram Sunlite	Multiwall	4mm, 6mm, 10mm, 16mm	Up to 82 percent	Co-extruded UV layer	Greenhouses, roofing, glazing	£18–£35
Brett Martin Marlon ST Longlife	Multiwall	6mm, 10mm, 16mm, 25mm	Up to 80 percent	UV protected both sides	Conservatories, canopies, skylights	£20–£40
Axgard Solid Polycarbonate	Solid	2mm, 3mm, 4mm, 6mm, 10mm	Up to 89 percent	UV protected one side	Security glazing, machine guards	£30–£70
Corotherm	Multiwall	10mm, 16mm, 25mm, 35mm	Up to 80 percent	UV protected	Roofing, carports, greenhouses	£22–£45
Clear Amber Axiome	Multiwall	10mm, 16mm, 25mm, 35mm	Up to 80 percent	UV protected	Conservatories, pergolas, shelters	£24–£50
Onduline Polycarbonate	Corrugated	0.8mm, 1mm	Up to 90 percent	UV protected	Roofing, cladding, greenhouses	£15–£28

Installation and Maintenance

Proper installation is crucial to ensure the longevity and performance of polycarbonate panels. Panels should be cut using fine-toothed saws or specialised tools to prevent cracking. Fixings must allow for thermal expansion, and sealing tapes or profiles are recommended to prevent moisture ingress. Regular cleaning with mild soap and water maintains clarity and prevents the buildup of dirt or algae. Avoid using abrasive cleaners or solvents that could damage the surface.

Sustainability and Environmental Considerations

Polycarbonate panels are increasingly recognised for their sustainability profile. Many leading brands offer panels that are fully recyclable, and the lightweight nature of the material reduces transportation emissions. Enhanced thermal insulation in multiwall panels contributes to energy savings by reducing heating and cooling demands. Manufacturers in the UK often comply with environmental standards, ensuring minimal impact throughout the product lifecycle.

Choosing the Right Polycarbonate Panel

When selecting polycarbonate panels, consider the intended application, required insulation, light transmission, and budget. For example, multiwall panels are ideal for greenhouses and conservatories due to their thermal properties, while solid panels are best suited for security glazing. Corrugated panels offer a cost-effective solution for agricultural and industrial roofing. Consult with reputable suppliers and review product certifications to ensure compliance with UK building regulations and performance standards.

References

• Palram UK
• Brett Martin
• Clear Amber Shop
• Onduline UK
• Axgard Polycarbonate