EXTERNAL WALL INSULATION Tim Acheson Green Renovation Holistic - - PowerPoint PPT Presentation

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Apr 27, 2023 157 likes •407 views

EXTERNAL WALL INSULATION Tim Acheson Green Renovation Holistic approach Insulation, insulation, insulation Having a plan Typical 1930s housing stock, solid wall construction Different insulation solutions to suit the situation

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EXTERNAL WALL INSULATION

Tim Acheson

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Green Renovation

Holistic approach
Insulation,

insulation, insulation

Having a plan

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Typical 1930’s housing stock, solid wall construction

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Different insulation solutions to suit the situation

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1 2 3 4 5 6 Singel glazed, solid metal frame Single glazed, wood frame Double glazed, metal frame Double glazed, metal frame, thermal break Double glazed, wood frame Double glazed, wood frame, argon, low-e glass Typical U-values

Argon filled, low-e double glazing more efficient than these walls.

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Aluminium framed windows present a more serious cold bridging problem.

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Take advantage of disrepair to add insulation Practicalities of installing internal insulation

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Insulation, Insulation, Insulation

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Time for an efficient boiler.

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Drafts and ventilation are a major source of heat loss. Insulate under suspended floors

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Extend sills and waste pipes when insulating externally

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Importance of materials

Local
Natural
Low embodied carbon
Breathability
Cost
Performance
Site specific restrictions

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Incorporate as part of larger project

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