IWI to curved bay [Version ID #231]
Detail summary
Detail for IWI fixing to the inside face of a curved bay; above or below a bay window.
Technical description
Plan detail. IWI to curved bay window. 95mm Mineral wool IWI buildup and vertical supports.
SUGGESTED INSTALLATION SEQUENCE:
Before installation: Remove all timber fixtures: Skirting, Picture Rails, Dado Rails etc. Remove curtain rails. Remove electrical socket/ telephone/cable socket outlets. Scabble surface to perforate paint (create lost of small holes with appropriate tool) and remove all wall-paper etc. Re-fix/renew all removed once insulation complete. Entire area to be have internal wall insulation installed on walls finished with Gypsum plaster
1.) Assess existing wall and remove plaster if necessary. 2.) Move any existing services etc. 3.) Cut channel 2/3 into rigid board at intervals required to achieve radius. thickness of circular saw blade. 4.) Install IWI. 5.) Plaster
REFERENCE SPECIFICATION:
All Expanded polystyrene insulation (EPS): To BS EN 13163. All fixings manufactured in accordance with BS1210. Mineral wool (MW): To BS EN 13162; reaction to fire rating to: BS EN 13501-1
Parts list
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Internal Wall Insulation System (95mm)
Earthwool Eco batt insulation. Water repellent glass mineral wool slab to BS EN 13162. Thickness 95mm\ Target u-value: 0.3W/m2k. Thermal conductivity: 0.033W/m2k/ 0.130W/mk. GWP<5. \ Fixing: In accordance with manufacturer's recommendations. Requires: EcoStud for solid wall uprights. Wall plugs fixings, Vapour control layer, plasterboard and fixings.
Knauf \ http://www.knaufinsulation.co.uk/media/915296/kine1089gid_-_iwi_design_guide.pdf \ ThermoShell Internal Wall Insulation System
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Vapour Control Layer
Intelligent breather membrane. \ Fixing: Laps And Edges: Sealed with vapour-tight adhesive tape. At junctions with party/patition walls, lap under insulated plasterboard. At floor and ceiling junctions ensure is appropriately sealed.
Pro-clima \ Reference: Intello membrane \ ALTERNATIVE SUPPLY: Knauf \ http://www.knaufinsulation.co.uk/media/1080123/kine1491dat-thermoshell-vapour-control-layer-datasheet.pdf \ Thermoshell Vapour Control layer- vapour resistance: 260MN.s/g.
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Plasterboard and fixings
Plasterboard components to be installed with IWI system. Knauf Moistureshield/ Wallboard/ Denseshield. Knauf Drywall screws
To IWI manufacturers recommendation.
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EcoStud insulated supports IWI system
Vertical supports for IWI batts. Thermally engineered composite of high performance extruded polystyrene bonded to Oriented Strand Board 3 (OSB 3)supports to IWI sheets. Expanded polystyrene insulation (EPS): To BS EN 13163.
Knauf Insulation. \ http://www.encon.co.uk/sites/default/files/products/downloads/datasheet-ecostud.pdf \ Reference: EcoStud for Solid walls. (Used in conjunction with Earthwool EcoBatt.)
Revisions
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Admin - 2015-04-30 09:11:51
General formatting changes. Dwg file uploaded.
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Admin - 2015-04-30 09:11:15
General formatting changes. Dwg file uploaded.
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Admin - 2015-04-30 09:09:27
General formatting changes. Dwg file uploaded.
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Admin - 2015-03-30 11:53:06
Preview image and detail pdf updated.
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Admin - 2015-03-26 16:43:29
Changed references to "EWI" to "IWI".
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Admin - 2015-03-26 16:18:58
General re-formatting. Introduction expanded with additional detail. Technical description updated with BS codes and approved documents, additional notes added. Parts list updated with suppliers links.
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Admin - 2015-03-16 15:20:09
Technical description updated. Errors in parts list removed.
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Admin - 2015-03-16 13:55:05
Version 3- Parts list updated with codes.
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Admin - 2015-03-16 11:38:49 [Displayed version]
Technical description, parts list updated.
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Admin - 2015-03-03 16:00:35
First version
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For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
- Ease of understanding detail: Easy
- Ease of sourcing materials: Easy
- Ease of sourcing skills: Easy
- Ease of implementation: Easy
- Overall cost: Low cost
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User name
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
- Ease of understanding detail: Easy
- Ease of sourcing materials: Easy
- Ease of sourcing skills: Easy
- Ease of implementation: Easy
- Overall cost: Low cost
-
User name
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
- Ease of understanding detail: Easy
- Ease of sourcing materials: Easy
- Ease of sourcing skills: Easy
- Ease of implementation: Easy
- Overall cost: Low cost
Feedback summary
- 80% of users found this detail easy to implement.
- 50% of users found it easy to source skills for this detail.
- 60% of users found this detail hard to understand.
- 100% of users found the overall cost for this detail to be low.
- 90% of users found materials for this detail easy to source.
Discussion
For those who have seen the Earth from space, and for the hundreds and perhaps thousands more who will, the experience most certainly changes your perspective. The things that we share in our world are far more valuable than those which divide us.
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