Coxdome Manual Opening Classic Range Double Skin Roof Dome With Upstand

Let natural light and fresh air flow into your space with the Coxdome Manual Opening Roof Dome—a practical and cost-effective choice for flat roof applications. Whether you're working on a home extension, stairwell, hallway, or commercial project, this rooflight adds brightness and ventilation in one simple solution. This model features double-skin polycarbonate glazing, offering great thermal performance and durability, while the 150mm thermally broken PVC-u upstand helps prevent heat loss and condensation. With a manual opening mechanism, you can easily control airflow—perfect for rooms that benefit from occasional ventilation without relying on electricity or complex controls. Available in clear or diffused glazing and a wide range of sizes (from 600mm to 3,000mm), this rooflight is designed for versatility. Its universal design ensures a smooth installation process and a snug, weatherproof fit for most flat roofing systems.

Why Choose the Coxdome Manual Opening Dome?

Natural daylight + fresh air – Combines ventilation and illumination Manual opening – Easy-to-use crank handle or spindle for ventilation on demand Double-skin glazing – Provides insulation and sound reduction Thermally broken PVC-u upstand – Minimises condensation and boosts energy efficiency Impact-resistant dome – 3mm polycarbonate for long-lasting durability Clear or diffused options – Choose the look and privacy level that suits your space Compatible with all flat roofing types – Including GRP, single ply, asphalt, liquid, hot melt, and lead

Performance at a Glance

U-Value: 2.7 W/m²K (double skin) Sound Reduction: 20dB Fire Classification: B-s1-d0 (BS EN15301:1 2007) Non-Fragile Certification: Class B (ACR[M]001 soft body tested) Glazing Material: 3mm impact-resistant polycarbonate

FAQs

How is the manual opening operated?

The dome is typically opened using a winding handle or spindle opener. This makes it ideal for spaces where electric access isn’t available or where simple, manual control is preferred.

Is the roof dome secure when closed?

Yes, it features high-security fixings and seals tightly when shut, providing a secure and weather-resistant barrier against rain and wind.

Can I install this on any flat roof system?

Yes! The Coxdome Classic Range is compatible with most flat roofing types, including GRP, single ply, hot melt, asphalt, lead, and more. Just ensure it’s installed on a suitable upstand or use the included 150mm PVC-u upstand for best results.

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