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Fixing and buying guide

VELUX Recessed Flashings 134x140cm EDN UK08 0000

Is this the right flashing for your window?

This recessed flashing is sized exclusively for VELUX UK08 roof windows. Check your existing window size or specification before ordering. The flashing dimensions are 134×140cm. If you are replacing an existing flashing, confirm the window size marked on your current frame or documentation. This flashing is not compatible with other VELUX window sizes.

  • Designed for UK08 VELUX roof windows only
  • Recessed profile sits flush with the roof surface
  • Compatible with slate, clay tile, concrete tile and sheet roofing materials

Roofing material compatibility and preparation

This flashing works with a range of pitched roof coverings. Before installation, ensure your roof material is in good condition and that you understand how the flashing integrates with your specific covering type. Slate, clay tile, concrete tile and sheet materials all require slightly different installation approaches to ensure proper water shedding. The flashing must be positioned so that roof material above it overlaps correctly and water runs away cleanly.

  • Suitable for slate, clay tile, concrete tile and sheet roofing
  • Requires correct overlap with roof material above the flashing
  • Roof pitch affects installation angle and water shedding performance

What is included and pre-installation checks

You are purchasing one recessed flashing unit sized 134×140cm for UK08 windows. Before installation, inspect the flashing for any damage in transit and ensure it matches your window opening dimensions. Check that your roof structure is sound and level, and that the roof pitch is suitable for pitched roof installation. Have all necessary fixings and sealants to hand before you begin work.

  • One recessed flashing unit, 134×140cm
  • Inspect for transit damage before fixing
  • Confirm window opening size matches UK08 specification
  • Ensure roof structure is sound and suitable for pitched installation

Installation and weathertightness

Correct installation is essential for a weathertight seal. The flashing must be carefully aligned with your roof surface and roofing material to ensure water runs away properly and does not pool or penetrate around the window frame. The recessed profile is designed to allow the window to sit flush with the roof plane. Poor alignment or inadequate overlap with surrounding roof material will compromise weather protection. If you are uncertain about installation on your specific roof type or pitch, consult the VELUX installation instructions or seek professional advice.

  • Careful alignment with roof surface and pitch is critical
  • Weathertight seal depends on correct overlap with roof material
  • Recessed design allows flush integration with roof plane
  • Refer to VELUX installation guidance for your roofing material type