EWI Recessed Plinth to just below ground [Version ID #174]

Author details

Original Author:Admin Organisation:

Detail summary

Detail of recessed plinth for EWI where the internal floor is solid beneath the finished floor level. EWI carried down to 300mm minimum below internal floor level to prevent cold bridging, but stopped short of external ground level

Technical description

Section detail. EWI Perimeter insulation to below internal floor level. Stopping before external ground level.

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

Revisions

  1. Admin - 2015-05-01 08:52:22

    DWG and PDF file drawing file title updated to match title on site, and to avoid duplicate information.

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  2. Admin - 2015-04-29 11:40:10

    EW01 parts list updated. DWG uploaded.

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  3. Admin - 2015-03-27 16:27:53

    Preview image and .pdf file updated.

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  4. Admin - 2015-03-27 12:57:40

    Base plinth added to parts list

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  5. Admin - 2015-03-23 16:58:09

    General re-formatting. Parts list updated to latest revision.

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  6. Admin - 2015-03-23 16:56:35

    General re-formatting. Parts list updated to latest revision.

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  7. Admin - 2015-03-12 17:09:27 [Displayed version]

    Version 2- Parts list updated. Technical description expanded.

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  8. Admin - 2015-02-27 15:29:27

    Version 1

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