Flashing Systems

A crucial part of our complete system. VELUX flashing systems are designed to shed water without relying on sealants that can break down over time. We offer a variety of flashing systems to ensure a weathertight fit for virtually all roof types and slopes. 

Deck Mounted Flashing Systems

Rendered product photo of EDL flashing

EDL- Shingles/shakes

Engineered step flashing pieces interweave with roofing material for proper water drainage.

Additional step pieces (ZZZ 200) are required for shakes and other thick roofing materials.

Note: Adhesive underlayment included in flashing kit. Works with deck-mounted skylights and roof windows.

Rendered product photo of EDW flashing

EDW- High profile flashing

Patented sill flashing features pliable pleats that form to most types of tile.

Side and head flashing pieces form a gutter to direct water away from the skylight.

Note: Works with deck-mounted skylights and roof windows.

Rendered product photo of EDM flashing

EDM- Metal roof flashing

Engineered flashing pieces interlock with roofing material for a fast weather tight installation.

Sill apron features pliable pleats that form to the roof.

Note: Works with deck-mounted and curb-mounted skylights. Please call customer service for more EDM flashing for roof windows.

Rendered product photo of biepack flashing

ECB- Low slope flashing

Used with site-built curb on low-sloped roofs.

No bending of flashing required.

Applied to 2-in. x 4-in. lumber and plywood.

Download curb construction guidelines at: velux.ca

Exterior image of a roof with deck-mount skylights using model EKL combi-flashing for low-profile roofing materials.

VELUX Combination System*- EKL/EKW

EKL works on low-profile roofing materials such as shingles and shakes.

EKW works on high-profile roofing materials such as Spanish tile or continuous corrugated metal roofing.

Note: Deck Mount, EKW and VSS only available for side-by-side applications.

Product shot of Thermolite skylight for Long Island area.

Copper cladding and flashing

Available for select deck mounted VELUX roof windows and skylights.

Copper products are special order items and require varying lead-times. Call for more information.

*EKL applications require 4-in. over-and-under spacing and 2.5-in. - 12-in. side-by-side spacing in 1/2-in. increments. 

EKW applications require 4-in. over-and-under and side by side. 

Roof window combi application is available as a special order with varying lead-times. 4-in. spacing is required
for both over-and-under and side-by-side spacing.

NOTE: Please call VELUX or refer to installation instructions for exact spacing

Curb Mounted Flashing Systems

Rendered product photo of ECW white laminated skylight on tile roof

ECL- Shingles/shakes

Step flashing pieces interweave with roofing material for proper water drainage.

Additional step pieces (ZZZ 200) are required for shakes and other thick roofing materials.

Note: Adhesive underlayment is NOT included in flashing kit.

Rendered product photo of ECW white laminated skylight on tile roof

ECW- High profile flashing

Patented sill flashing features pliable pleats that form to most types of tile.

Side and head flashing pieces form a gutter to direct water away from the skylight.

Note: Not available for VSS.

Flashing must be purchased with all Deck Mounted skylights and installed properly to benefit from the full warranty.

Highly recommend to use VELUX flashing for Curb Mounted skylights.