165mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price
165mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Guide Price: £35.22 (£42.26 inc VAT)
10 or more £34.51 (£41.41 inc VAT)
20 or more £33.57 (£40.28 inc VAT)
30 or more £32.86 (£39.43 inc VAT)
- Product Code: A1-2289
- Delivery Time: 1 - 2 days
- Brand: Wemico (Tech. support: 01562820123)
- Model: WEC731/165
Our ratings on 08-05-2026:
4.8 out of 5
165mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
Length: 2500mm
Width: 190mm
dim 'A': 165mm
165mm 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: WEC 781 - 150mm
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: £42.13
£50.56 inc VAT
Brand: Wemico
Model: WEC 791 - 130mm
Delivery Time: 1 - 2 days
The WEC 791 profile has an up-stand that can be pushed under a barge board. This reduces the need for a mastic seal and removes future maintenance issues. 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 soak..
Guide Price: £32.59
£39.11 inc VAT
Brand: Wemico
Model: WEC 732 - 200mm
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: £46.27
£55.52 inc VAT
Brand: Wemico
Model: 93315
Delivery Time: 1 - 2 days
150mm Aluminium Stop Track Profile for thermal insulation systems with render, designed for 100mm thickness of insulating board. These profiles can be powder coated to any standard RAL colour...
Brand: Wemico
Model: 3749
Delivery Time: 2 - 3 working days
PVC Top Section with Mesh Wing of the Render Only Compression Joint for thin coat render. Ideally suited to timber framed buildings. The aluminium base section is supplied pre-coated white, but can be powder coated to any colour if required. ..
Guide Price: £294.11
£352.93 inc VAT
Brand: Wemico
Model: Verge Trim End Cap - 90mm
Delivery Time: 1 - 2 days
90mm WEC End Cap for Verge Trim Profiles can be used with; WEC 771, WEC 781, WEC 791 AND IGT range of profiles. Manufactured in 1.2mm pre-coated white aluminium...
Guide Price: £5.95
£7.14 inc VAT