This Coxdome Classic 750 x 750mm Triple Skin Fixed Rooflight Dome is a smart, energy-efficient way to fill your space with natural daylight. Designed for flat roofs, it features clear triple-glazed polycarbonate for excellent insulation, sound reduction and long-term durability. The 150mm thermally broken PVC-u upstand helps retain warmth and reduce condensation, whilst high-security fixings and impact-resistant materials offer added peace of mind. With a fixed, non-opening design, this roof light is ideal for areas requiring light without ventilation.

Key Features

• The UV-resistant glazing helps block harmful rays, protecting interior furnishings and finishes from fading over time
• Reduces external noise by up to 22dB, creating a quieter and more comfortable indoor environment
• The triple-glazed clear polycarbonate dome maximises thermal insulation and lets in plenty of natural light
• Thermally broken 150mm upstand helps prevent heat loss and reduces the risk of condensation
• Compatible with flat roofs, including single ply, GRP, hot melt, asphalt, lead and liquid systems
• High-security fixings help prevent tampering and improve protection for rooftop installations
• Weatherproof modular design makes installation quick and reliable when fitted correctly
• UV-stable white upstand maintains its finish over time without painting or maintenance
• Ideal for roof pitches between 0° and 15°, giving you a versatile installation range
• Sleek dome shape offers a neat, low-profile finish that suits modern flat rooflines
• Manufactured from recyclable materials for an environmentally responsible build
• Impact-resistant glazing offers enhanced strength and durability

Technical Information

• Opening Type: Fixed (Non-Opening)
• Glazing Thickness: 3mm minimum
• Impact Resistance: > 200 N/mm²
• Solar Heat Gain (G-value): 57%
• Glazing Type: Triple Skin, Clear
• Suitable Roof Pitch: 0° to 15°
• Thermal Rating: 1.7 W/m²K
• Fire Classification: B-s1-d0
• Upstand Height: 150mm
• Light Transmission: 71%
• Sound Reduction: 22dB
• Size: 750 x 750mm

Approvals

• Certified Class B Non-Fragile under ACR(M)001:2019
• Tested to EN 1873 and EN 13501-1
• CE and UKCA marked

Guarantee

• Covered by the manufacturer's standard 10-year warranty

Product Disclaimer

• As this product is made to order, it is non-refundable