The Brett Martin Flat Glass Electric Hinged Rooflight brings both daylight and ventilation to your space — all with the press of a switch. Designed to sit neatly on your existing builder’s kerb, this mains-powered rooflight is ideal for modern flat roof extensions, stairwells, offices, and more.

This unit opens via a factory-fitted 240V electric actuator and comes supplied with a wall-mounted control switch as standard. It combines contemporary design with the added benefit of automatic airflow, all while meeting the highest standards for security, thermal performance, and durability.

Manufactured in the UK using a laminated double-glazed unit and thermally broken aluminium frame, this rooflight delivers high-end performance with minimal framework — available in a range of sizes and dispatched in as little as five working days.

Key Features at a Glance:

• Slimline, modern appearance with powder-coated aluminium frame (RAL 7016 Anthracite Grey)
• Electrically hinged rooflight – mains-powered 240V actuator with wall switch (included)
• Designed to fit onto a builder’s timber kerb (recommended 75mm wide)
• Supplied with 100mm white PVC DF adapter kerb for secure fixing
• Double glazed unit with 6mm toughened outer + 7.5mm laminated Low-E inner pane
• Warm-edge spacer bar with 90% argon-filled cavity for enhanced thermal efficiency
• Centre pane U-value of 1.1 W/m²K; whole unit U-value down to 1.78 W/m²K (size dependent)
• Tested non-fragile to CWCT TN67 Class 1 and ACR[M]001 Class B
• P4A security rated to EN 356 — Secured by Design accredited
• Up to 39 dB Rw airborne sound insulation
• Hinged on the long side — install with hinges at the highest point of roof pitch
• Supplied with all fixings and installation instructions
• Delivered in approx. 5 working days

Important: Powered rooflights should not be opened in wet or high-wind conditions. Brett Martin recommends adding a rain sensor for automatic closure. Not suitable for high humidity zones like bathrooms.