EWI stopping at external corner [Version ID #193]

Author details

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Detail summary

Standard EWI detail for woodfibre insulation system stopping at the external corner of a perpendicular wall. Capped by a single layer of woodfibre insulation with render over and seal at junction with existing wall.

Technical description

Plan detail. EWI to perpendicular wall. Stopping.

REFERENCE SPECIFICATION:

Care should be taken to ensure air-tightness. Seal all service penetrations through EWI and existing wall. Lap and tape all membranes around edges of EWI system.

All insulation to be continuous to avoid thermal bridging.

Preparation of external wall: Remove any existing loose material and prepare in accordance with manufacturer's requirements.

Any alterations to drainage and other fixtures, or work to prepare the substrate, to be agreed with contract administrator prior to work being undertaken. Prior to start on site inspect the form and condition of the structural substrate; institute repairs and/ or additional works necessary to make the substrate suitable to receive EWI system.

Parts list

  • External Wall Insulation (Woodfibre), rendered finish [EW01]

    For use on solid and hard to treat cavity walls. Composite woodfibre board. UdiTherm SK back board, Diffutherm NF (T&G, renderable) top board. \ Fixed mechanically to substrate in accordance with manufacturers recommendations. \ Base Coat - levelling on substrate: 90% contact required around edge of boards between board and substrate to prevent thermal bypass. If substrate is very uneven, use base-coat material around edge of board to achieve contact. \ Thermal conductivity: 0.045W/m2K. GWP 0.

    Unger \ www.unger-diffutherm.de \ Reference: UdiFRONT. \ Render: UDI Perl

  • EWI(Woodfibre), accessories [EW01]

    Render stop to exposed insulation edge. Corner beading.

    As EWI manufacturer.

Revisions

  1. Admin - 2015-04-29 13:53:33

    DWG file uploaded. General Formatting amendments.

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  2. Admin - 2015-03-27 16:42:42

    Preview image and .pdf file updated.

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  3. Admin - 2015-03-24 15:17:20

    Technical description- incorrect installation sequence removed.

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  4. Admin - 2015-03-24 15:03:25

    General formatting. Technical description updated with additional notes. Parts list updated with suppliers links.

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  5. Admin - 2015-03-13 13:29:02 [Displayed version]

    Technical description revised to remove errors

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  6. Admin - 2015-03-13 13:27:40

    Technical description updated. Parts list added.

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  7. Admin - 2015-02-27 17:21:30

    Version 1

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