EWI to New Manchester Window [Version ID #154]

Author details

Original Author:Admin Organisation:

Detail summary

Replacement Manchester window and junction with EWI detail. Designed to help preserve the character of an existing Manchester window while reducing thermal bridging and improving air-tightness.

Technical description

Section detail. EWI to replacement Manchester Window, sloping, to retrofit and replace existing window and associated windows or patio doors.

British Standards- please ensure: Sloping and vertical patent glazing: to BS 5516-1. Access and openings: In accordance with BS 8213-1 Insulating glass units to BS 5713 and Kitemark certified or to BS EN 1279. Perimeter seals: Resistant to UV light degradation on exposed edges. Edge seal strength: To BS EN 1279-4. Timber windows to BS 644, With Timber members for purpose made windows to BS EN 942. Where safety glazing used in door leaves, standard to BS 6262-4 and to BS 6206 for safety plastics and BS EN 12600 for safety glass.

Fire resisting and/ or smoke control doors/ doorsets. Installation: In accordance with instructions supplied with the product conformity certificate, test report or engineering assessment. Gaps between frames and supporting construction: Filled as necessary in accordance with requirements for certification and/or door/ doorset manufacturer's instructions.

Please refer to Approved Documents: B (fire safety), F (ventilation), and K (protection from falling); with reference to doc M (Access) when installing external patio doors.

Care should be taken during the installation to ensure the continuity of insulation and air-tightness at the junction between window, existing wall and external wall insulation.

Parts list

  • Insulating Glass Units To Patent Glazing System [FAB GD04]

    Triple glazed argon filled insulated glazing units. 6 mm clear toughened glass outer pane, 6 mm clear low emissivity toughened glass inner pane. Size to suit glazing bar centres and general arrangement, with bottom overhang not less than 50 mm.

    Contractor's choice.

  • Aluminium Glazing Bars To Patent Glazing System [FAB GD04]

    Box section inverted glazing bars. Mill finished. Section and spacing to contractors choice. Stainless steel fasteners with fixing caps to prevent unauthorised removal.

    Contractors choice

  • H71b Lead Sheet Apron Flashing to patent glazing system[FAB GD04

    Rolled lead sheet. \ Thickness 1.75-2mm. Length 1500mm (max) with 220mm cover to glazing. \ Lead wedges fixed into bed joint, clips to bottom edge at laps and 500mm centres. \ Stainless steel clips terne coated where exposed to view. \ Spacing as contractors choice to suit exposure. \ Clip fixing: Plugged and screwed to vertical abutment through two (minimum) pre-drilled holes

    Contractors choice

  • External Wall Insulation (Woodfibre) System, Rendered Finish [EW

    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

  • New timber triple or glazed window or patio doorset. [GD01/10/11

    Type: Triple glazed Timber Patio Doorset with target U-value : 1.1 W/m2K. \ Size: As existing. Configuration: Inward opening, double. Locking with security measures to Secured by Design standard\ Material: FSC 100% Redwood. \ Finishes- Interior : Clear timber, Exterior : Painted or stained factory finish. \ Drip rail: Aluminium. Air-tight installation: Install windows to achieve maximum air-tightness, using appropriate air-tight tape and sealants at all junctions and potential air-leakage points. (Expanding PU foam will not be sufficient to achieve adequate air-tightness).

    Green Building Store \ www.greenbuildingstore.co.uk \ Ecocontract Secondary Doorset

  • Threshold/ Cill [GD11]

    Hardwood with mobility threshold seal.

    Contractors choice

  • Sealant To External Door Frames [GD11]

    Silicone sealant. Colour to contractors choice. convex profile.

    Contractors choice.

Revisions

  1. Admin - 2015-04-29 10:29:00

    EW01a external insulation part amended.

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  2. Admin - 2015-04-29 08:42:02

    DWG file uploaded. Approved document embedded links added for docs K & M. Parts list amended to include new contact details for Ecocontract doors, Sytrodur and Back to Earth. Formatting changes

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  3. Admin - 2015-04-29 08:36:08

    DWG file uploaded.

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  4. Admin - 2015-03-27 17:36:53

    Preview image and .pdf file updated.

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  5. Admin - 2015-03-27 14:53:34

    XPs and adhesive added to parts list. Codes updated to match drawing.

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  6. Admin - 2015-03-19 18:18:14

    General formatting and error correction.

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  7. Admin - 2015-03-19 18:17:40

    General formatting and error correction.

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  8. Admin - 2015-03-19 18:15:07

    General formatting and error correction.

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  9. Admin - 2015-03-13 17:46:46

    Technical description updated. Parts list revised with codes.

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  10. Admin - 2015-03-12 17:27:35

    pdf/dwg file updated to latest revision with lineweights and colour blocks

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  11. Admin - 2015-03-11 17:29:57 [Displayed version]

    Parts list updated with relevant codes

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  12. Admin - 2015-03-11 16:36:55

    Technical description updated. Preview image and dwg file updated to latest revision.

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  13. Admin - 2015-03-10 11:07:45

    Parts list updated, technical summary and intro updated, and title revised

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  14. Admin - 2015-03-10 11:06:53

    First version

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  15. Admin - 2015-03-10 11:02:09

    First Version

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  16. Admin - 2015-02-27 12:10:40

    Version 2- .dwg file updated

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  17. Admin - 2015-02-26 11:02:22

    Added preview image

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  18. Admin - 2015-02-26 10:55:36

    Full second version - text edited

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  19. Admin - 2015-02-26 10:43:43

    First version

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