Fixing and buying guide
VELUX Twin and Combination Flashings 114x118cm EKW SK06 0021E
Who this product is for
This flashing is for builders, roofers, and experienced DIY installers fitting two VELUX roof windows side by side on pitched tiled or slated roofs. It is not suitable for single window installations or for roofs with tile profiles exceeding 120mm in height.
- Professional roofers and builders installing multiple VELUX windows
- Property owners undertaking significant roof window projects
- Installers working on traditional tiled or slated pitched roofs
Compatibility and sizing
This twin and combination flashing is engineered specifically for a 100mm gap between two adjacent VELUX SK06 roof windows. The 114cm by 118cm dimensions accommodate standard tile profiles up to 120mm. Before ordering, confirm your roof tile or slate profile height and the exact spacing between your window openings. If your gap differs from 100mm or your tiles exceed 120mm, you will need a different flashing configuration.
- Designed for 100mm gap between window centres
- Fits tile and slate profiles up to 120mm high
- Overall flashing size: 114cm × 118cm
- Verify your roof profile and window spacing before purchase
What is included and pre-installation checks
The EKW SK06 0021E is a complete prefabricated flashing assembly ready for installation. Inspect the flashing on delivery for any damage to the metal or sealing surfaces. Check that your roof openings are correctly sized and positioned 100mm apart, and that surrounding tiles or slates are sound and free from cracks. Ensure you have appropriate roof access equipment and that weather conditions allow safe working at height.
- Prefabricated flashing supplied as a single unit
- Inspect for transport damage before installation
- Confirm roof window openings are correctly spaced and sized
- Check tile or slate condition around the installation area
- Ensure safe roof access and suitable weather conditions
Installation overview
This flashing is designed to reduce on-site fitting time by providing a weathertight seal without custom metalwork. Installation requires careful positioning between the two roof windows and secure fixing to the roof structure and window frames according to VELUX instructions. The prefabricated design ensures consistent sealing performance when installed correctly. Professional installation is strongly recommended to guarantee weathertightness and warranty compliance.
- Prefabricated design minimises on-site cutting and bending
- Provides engineered weathertight seal between windows
- Requires secure fixing to roof structure and window frames
- Follow VELUX installation instructions precisely
- Professional installation recommended for warranty and performance