285mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price
285mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price: £43.26 (£51.91 inc VAT)
10 or more £42.36 (£50.83 inc VAT)
20 or more £41.78 (£50.14 inc VAT)
30 or more £40.25 (£48.30 inc VAT)
- Product Code: A1-2301
- Delivery Time: 1 - 2 days
- Brand: Wemico (Tech. support: 01562820123)
- Model: WEC731/285
Our ratings on 22-05-2026:
4.8 out of 5
285mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Length: 2500mm
Width: 310mm
dim 'A': 285mm
285mm Undersill Flashing and Window Sill Extension is suitable for most conditions requiring the weathering of External Wall Insulation Systems and Rendering. Aluminium White Coated with peel-off low tack film to protect the section during transportation and fixing on-site. Jointing pieces to suit any section can be supplied where continuous lengths of flashing are installed, and clips can be supplied to retain the projecting nose of the section if required. Larger sizes or variations on any of these profiles can be manufactured to your specification, and powder coated to any standard RAL colour.

Brand: Wemico
Model: 9442
Delivery Time: 1 - 2 days
Aluminium Facade Corner Profile Without Covered Cutting Edges - Profile 9442 length of 3m. Corner profiles cover the cutting edges of the facade boards and form a clean, precise edge. Vertical corner profiles must be fastened at one fixed point at the top. If conditions require multiple fasteni..
£21.21
£25.45 inc VAT
Brand: Wemico
Model: 90905S
Delivery Time: 1 - 2 days
50mm box shaped Aluminium Vented base profile for external thermal insulation board, created to match the new regulations that demand different air flow rates within cavities of steel frame and timber frame structures. Connectors and render clips are also available to suit this product.Note: Please ..
Guide Price: £15.77
£18.92 inc VAT
Brand: Wemico
Model: WEC 732
Delivery Time: 1 - 2 days
The WEC 732 profile has an increased drip section to improve visual appearance and a large front face to help prevent water blowing up and soaking the insulation. The new design of drip also allows the end caps to be riveted into position. Manufactured from 1.2mm pre-coated white aluminium, in lengt..
Guide Price: £32.21
£38.65 inc VAT
Brand: Wemico
Model: WEC 781 - 110mm
Delivery Time: 1 - 2 days
The WEC 781 Grind in Verge Trim Profile is designed for use in situations where there are problems sealing the rear of the profile. It is also a cost effective way to seal the system instead of increasing the roof line. This profile also has an increased drip section to improve visual appearance and..
Guide Price: £33.34
£40.01 inc VAT
Brand: Wemico
Model: 93306
Delivery Time: 1 - 2 days
Aluminium Stop Track Profile for thermal insulation systems with render, designed for 60mm thickness of insulating board. These profiles can be powder coated to any standard RAL colour...
£125.53
£150.64 inc VAT
Brand: Wemico
Model: 9461
Delivery Time: 1 - 2 days
Aluminium Facade Corner Profile Without Covered Cutting Edges - Profile 9461 Anodised Finish length of 3m. Corner profiles cover the cutting edges of the facade boards and form a clean, precise edge. Vertical corner profiles must be fastened at one fixed point at the top. If conditions require ..
£304.50
£365.40 inc VAT