Chesterfelt Provides Warm Roof System Offerings with Proven Performance Solutions

CHESTERFELT, a trusted name in bituminous roofing solutions for over 45 years, has a robust range of warm roof system offerings.

Designed specifically for roofing contractors and installers, these systems  provide proven waterproofing, ease of installation, and long-term reliability. With straight forward application methods and a comprehensive materials guarantee, Chesterfelt ensures that contractors can confidently install high-performing warm roof systems with minimal hassle.

As the UK roofing industry continues to evolve, thermal efficiency, and longevity are at the forefront of construction requirements. Chesterfelt’s warm roof systems not only meet these stringent demands but also deliver, cost-effectiveness, and long-term performance. With multiple system options available, roofing professionals can select the right solution to suit their project’s specific requirements while ensuring compliance with modern building standards.

Three Levels of Warm Roof Protection

Chesterfelt’s warm roof systems are available in three tiers, each offering a different level of protection and longevity: 10-year, 15-year, and 20-year guaranteed systems.

Whether working on residential refurbishments or large-scale commercial projects, contractors can choose the most suitable solution based on durability and budget requirements.

Chesterfelt’s modern bituminous technology ensures that these systems exceed performance expectations while aligning with British Standards, including BS 8217:2005.

10-Year Guaranteed Warm Roof System

Designed for reliable performance, the 10-year system is ideal for refurbishment projects and smaller commercial or residential buildings. The system offers robust waterproofing with a combination of high-quality materials:

• Air and Vapour Control Layer –Chesterfoil, a self-adhesive aluminium foil barrier ensuring airtight and vapour-proof protection.
• Insulation – Torch-receivable insulation as specified, supporting effective thermal regulation and energy efficiency.
• Underlay – Universal Underlay, a robust polyester-reinforced layer offering waterproofing support and excellent bonding characteristics.

• Cap Sheet – Deflector Mineral, a durable torch-on cap sheet providing excellent protection against UV exposure, weathering, and mechanical stress.

15-Year Guaranteed Warm Roof System

For increased longevity and performance, the 15-year system includes an upgraded cap sheet, ensuring greater resistance to external elements. Ideal for high-traffic roofs or more demanding environments, this system provides additional durability and strength:

• Air and Vapour Control Layer – Chesterfoil, maintaining air and vapour resistance and condensation control.
• Insulation – Torch-applied insulation, enhancing thermal efficiency and contributing to improved building energy performance.
• Underlay – Universal Underlay, reinforcing waterproofing properties and providing a solid foundation for the cap sheet.
• Cap Sheet – Deflector Plus 5 Mineral, an advanced mineral-finished torch-on membrane engineered for extended durability, increased flexibility, and resistance to temperature fluctuations.

20-Year Guaranteed Warm Roof System

As the highest-performing system in the range, the 20-year guaranteed warm roof system provides maximum durability and lifespan, making it an ideal choice for large-scale commercial applications. The system is designed to withstand extreme environmental conditions and provide long-term performance:

• Air and Vapour Control Layer – Chesterfoil, ensuring optimal air and vapour protection, and reducing the risk of internal condensation.
• Insulation – Torch-receivable insulation as specified, aiding compliance with stringent thermal regulations,  and helping to enhance energy conservation.
• Underlay – Laser Gold Underlay, a high-performing reinforced membrane offering proven weatherproofing, increased resistance to punctures, and high tensile strength.
• Cap Sheet – Laser Gold Mineral, a top-tier torch-on cap sheet with excellent resistance to environmental exposure, UV rays, and mechanical wear, making it a highly durable long-term solution.

Why Contractors Choose Chesterfelt?

With a longstanding reputation for excellence in bituminous waterproofing, Chesterfelt continues to invest in developing practical, high-performing roofing solutions. The range of warm roof systems is specifically designed to support contractors in delivering high-quality, efficient, and cost-effective roofing installations.

Chesterfelt products are designed for real-world conditions, ensuring ease of application, durability, and compliance with modern construction standards. Whether working on a small refurbishment project or a larger industrial installation, Chesterfelt’s warm roof systems provide a reliable, long-lasting solution.

For more information about Chesterfelt’s warm roof systems, technical support, or to request a consultation, visit Chesterfelt’s website or contact the Chesterfelt technical team today.

>> Read more about Chesterfelt in the news