Fixing and buying guide

What this product is and who needs it

This is a specialist roof flashing that bridges the gap between your roof tiles and a VELUX roof window or Sun Tunnel system. It prevents water ingress at the critical junction where the window or tunnel penetrates the roof. You need this if you are installing a compatible VELUX roof window or Sun Tunnel and want a coupled recessed flashing solution that maintains a neat, integrated appearance across your roof.

Compatibility and sizing

This flashing is sized at 660×1180mm and is designed as a coupled recessed 90mm tile flashing. It is compatible with VELUX roof windows and Sun Tunnel systems; you must verify that your specific window or tunnel model matches this flashing code (EKJ FK06 S0021E) before purchase. Check the VELUX documentation for your chosen window or tunnel to confirm compatibility. The 90mm tile recess is engineered for standard UK roof tile profiles.

• Dimensions: 660×1180mm
• Flashing style: Coupled recessed 90mm tile
• Compatible with VELUX roof windows and Sun Tunnel systems
• Confirm your window or tunnel model code matches this flashing code

Pre-installation checks

Before ordering, confirm the exact model and size of your VELUX roof window or Sun Tunnel system. Verify that this FK06 S0021E flashing is the correct match for your installation. Check that your roof structure and tile profile are suitable for a 90mm recessed flashing. Ensure you have adequate roof space and that the 660×1180mm flashing dimensions fit your installation area. Have all necessary roof window or tunnel components to hand before beginning work.

• Verify VELUX window or Sun Tunnel model compatibility
• Check roof tile profile suits 90mm recessed design
• Confirm installation space accommodates 660×1180mm flashing
• Have all window or tunnel components ready before starting

Installation and performance

This coupled recessed flashing is engineered to deliver a weather-tight installation that reduces the risk of water ingress. The recessed design creates a neat, integrated finish that maintains visual consistency with your roof. It is suitable for both new build and refurbishment applications and has been designed to perform reliably in typical UK roof conditions. Follow VELUX installation guidance carefully to ensure the flashing is correctly positioned and sealed around your roof window or Sun Tunnel system.