Planning appeal decision
Gable House, 18-24 Turnham Green Terrace, Chiswick, W4 1QP
Planning appeal 3321628 at Gable House, 18-24 Turnham Green Terrace, Chiswick, W4 1QP (London Borough of Hounslow) was allowed on 26 February 2024 by Inspector Lancaster K, by written representations. The main issue, as the Inspector framed it: Whether sufficient information has been provided in respect of condition 3 and the effect of the materials on the character and appearance of the area, including whether or not the proposed materials would preserve or enhance the Chiswick High Road Conservation Area.
Erection of a roof extension to form an additional storey of office (B1a) accommodation, together with external alterations to the existing office building
- Authority
- London Borough of Hounslow
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- employment-industrial · Other minor developments
- Inspector
- Lancaster K
- Postcode
- W4 1QP
Main issues, as the Inspector framed them
- Whether sufficient information has been provided in respect of condition 3 and the effect of the materials on the character and appearance of the area, including whether or not the proposed materials would preserve or enhance the Chiswick High Road Conservation Area
What decided it
The additional detailed drawings and specifications submitted with the appeal provided sufficient information to assess the finished building and determine that the proposed materials would not cause harm to the character and appearance of the conservation area.
What the Inspector cited
- Development plan policies
- CC1 Context and characterCC2 Urban Design and ArchitectureEQ1EC2
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
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With an account
What an account adds to this decision


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The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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