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VELUX Single Window Flashing Kit

Perfect Seal for One Roof Window

Complete your roof window installation with a reliable VELUX single window flashing kit from Sterlingbuild. Designed specifically for individual VELUX roof windows, these flashing kits ensure a weathertight fit that keeps moisture out and comfort in, essential for any loft conversion, extension or home improvement project.

Whether you’re installing a new VELUX window or upgrading an existing one, our range of genuine VELUX single window flashings makes it easy to achieve a professional, long-lasting result.

Built for Performance & Protection

Choosing the right flashing kit is key to weatherproofing your roof window. Our VELUX single window flashings help:

  • Seal out rain, wind and snow with a tight, durable barrier
  • Reduce drafts and heat loss, boosting thermal efficiency
  • Integrate seamlessly with your roof covering, for a neat, finished look
  • Fit quickly and accurately, thanks to VELUX-aligned design

Find the Right Flashing Kit for Your Roof

We stock a complete range of single window flashings to match your roof type and covering:

  • Tile Flashing Kits – For standard tiled roofs
  • Slate Flashing Kits – Designed to sit flush with slate roofing
  • Universal Flashings – For flexible installation where needed

All kits are made to suit VELUX roof window dimensions and pitch ranges, giving you confidence in compatibility and performance.

Why Buy from Sterlingbuild?

At Sterlingbuild, we offer:

  • Fast UK delivery
  • Competitive pricing
  • Helpful product guidance

Find the ideal VELUX single window flashing kit for your build and get your roof window installation sealed correctly the first time.

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Products

VELUX EL 1000 Slate Flashing for Replacement Windows pre 2001
More Sizes Available
Collect Now

VELUX EL 1000 Slate Flashing for Replacement Windows pre 2001

From £87.15
Product Code: VEL1000C
  • To Replace Old VELUX Windows with New 
  • New Window Installed at Old Height in Roof 
  • Minimal Making Good 
  • Includes BFX Underfelt Collar

Est. delivery: 2-5 Working Days

More Options
Special Offer
VELUX EW 1000 Tile Flashing for Replacement Windows pre 2001
More Sizes Available
Collect Now

VELUX EW 1000 Tile Flashing for Replacement Windows pre 2001

From £87.15
Product Code: VEW1000C
  • To Replace Old VELUX Windows with New 
  • New Window Installed at Old Height in Roof 
  • Minimal Making Good 
  • Includes BFX Underfelt Collar

Est. delivery: 2-5 Working Days

More Options
Special Offer
VELUX EL 6000 Slate Flashing with BDX for Replacement Windows pre 2001
More Sizes Available

VELUX EL 6000 Slate Flashing with BDX for Replacement Windows pre 2001

From £108.73
Product Code: VEL6000C
  • To Replace Old VELUX Windows with New 
  • New Window Installed at Old Height in Roof 
  • Minimal Making Good 
  • Includes BDX Insulation & Underfelt Collar
  • For Openings with 40-60mm gap between rafters

Est. delivery: 2-5 Working Days

More Options
Special Offer
VELUX EW 6000 Tile Flashing with BDX for Replacement Windows pre 2001
More Sizes Available

VELUX EW 6000 Tile Flashing with BDX for Replacement Windows pre 2001

From £108.73
Product Code: VEW6000C
  • To Replace Old VELUX Windows with New 
  • New Window Installed at Old Height in Roof 
  • Minimal Making Good 
  • Includes BDX Insulation & Underfelt Collar
  • For Openings with 40-60mm gap between rafters

Est. delivery: 2-5 Working Days

More Options
Special Offer
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