Menu
Menu
Your Cart

305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m

305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price: £41.60 (£49.92 inc VAT)
10 or more £40.73 (£48.88 inc VAT)
20 or more £40.17 (£48.20 inc VAT)
30 or more £38.70 (£46.44 inc VAT)
  • Product Code: A1-2303
  • Delivery Time: 1 - 2 days
  • Brand: Wemico
  • Model and Size: WEC731/305
Our ratings on 03-04-2025:
TrustPilot Review 4.7
4.7 out of 5 - Excellent
Google My Business Reviews
4.8 out of 5
Show other widths

305mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m

Length: 2500mm
Width: 330mm

305mm 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.

   25mm Undersill Flashing and Window Sill Extensions (with full end caps-pair)
180mm WEC 771 OverTrim Profile - 2.5m length
Guide Price
Brand: Wemico Model and Size: WEC 771OT - 180mm
Delivery Time: 1 - 2 days
180mm WEC 771 Verge OverTrim Profile is designed for use in situations where sealing the rear of the profile is possible. This profile also has an increased drip section to improve visual appearance and a large front face to help prevent the water blowing up and soaking the insulation.Manufactu..
Guide Price: £29.89
£35.87 inc VAT
Get Best Price
10mm Mesh Wing PVC Corner Profile with Extended Arris - 100x150mm Wings - 2.5m length (pack of 25).
Guide Price
Brand: Wemico Model and Size: 37525
Delivery Time: 1 - 2 days
10mm PVC Corner profile with an extended arris and 100x150mm alkali resistant glass fibre mesh wings, which allows it to be cut to the required length and reduces waste. 2.5m length...
Guide Price: £117.58
£141.10 inc VAT
Get Best Price
160mm WEC 771 Verge Trim Profile - 2.5m length
Guide Price
Brand: Wemico Model and Size: WEC 771 - 160m
Delivery Time: 1 - 2 days
160mm WEC 771 Verge Trim Profile is designed for use in situations where sealing the rear of the profile is possible. This profile also has an increased drip section to improve visual appearance and a large front face to help prevent the water blowing up and soaking the insulation.Manufactured ..
Guide Price: £29.89
£35.87 inc VAT
Get Best Price
Brand: Wemico Model and Size: C10
Delivery Time: 1 - 2 days
10mm Render only PVC Corner Bead for external insulation systems. Drip bead and movement bead for render are also available to suit this product.Available colours:..
£78.61
£94.33 inc VAT
Add to Cart
120mm Aluminium Window Sill Extensions WEC 761 (with full end caps - pair) - 2.5m Length 120mm Aluminium Window Sill Extensions WEC 761 (with full end caps - pair) - 2.5m Length
Guide Price
Brand: Wemico Model and Size: WEC761/120 - 120mm
Delivery Time: 1 - 2 days
120mm Window Sill Extension WEC 761 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..
Guide Price: £21.80
£26.16 inc VAT
Get Best Price
130mm Aluminium Vented Base Track - for steel construction.
Guide Price
Brand: Wemico Model and Size: 90913S
Delivery Time: 1 - 2 days
130mm 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:&n..
Guide Price: £21.83
£26.20 inc VAT
Get Best Price
This product is listed in the following categories and systems (click to show).