145mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m



Guide Price



145mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price: £35.75 (£42.90 inc VAT)
10 or more £34.63 (£41.56 inc VAT)
20 or more £33.51 (£40.21 inc VAT)
30 or more £32.38 (£38.86 inc VAT)
- Product Code: A1-2286
- Delivery Time: 1 - 2 days
- Brand: Wemico
- Model and Size: WEC731/145
Our ratings on 10-07-2025:

4.8 out of 5
145mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Length: 2500mm
Width: 170mm
145mm 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 and Size: 37929 - 3m
Delivery Time: 1 - 2 days
9mm Frameseal Bead with Protecting Lip and Mesh length of 3m, article 37929 for plaster thickness 9mm. Made with Rigid PVC with soft PVC and glass fibre mesh...
Brand: Wemico
Model and Size: M13
Delivery Time: 1 - 2 days
A PVC movement bead used where the underlying substrate changes, or where minor movement in the structure beneath the render is expected...
£40.52
£48.62 inc VAT
Brand: Wemico
Model and Size: 90814
Delivery Time: 2 - 3 working days
A box shaped base profile for 140mm thermal insulation board - also available in Stainless Steel. Larger sizes can be made to order. Connectors and render clips are also available to suit this product.We sell this product individually. Please contact us to get prices...
£16.38
£19.66 inc VAT
Brand: Wemico
Model and Size: 2142
Delivery Time: 1 - 2 days
15mm Stainless Steel Full System Horizontal Joint Clip profile to be used where a movement space designed for the structural stability of the external Thermal Insulation Systems. Render depth is 15mm. Used with Wemico starter tracks...
Guide Price: £358.70
£430.44 inc VAT
Brand: Wemico
Model and Size: 9075
Delivery Time: 1 - 2 days
100x150mm Aluminium Corner profile with alkali resistant glass fibre mesh wings, which allows it to be cut to the required length and reduces waste. 2.5m length...
Guide Price: £236.52
£283.82 inc VAT
Brand: Wemico
Model and Size: 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: £30.97
£37.16 inc VAT