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Use of obscure glass and high-level windows
4.3.9Belfast·SPG004 Residential Extensions and Alterations
The use of obscure glass, velux windows and high-level windows in appropriate circumstances can often minimise this potential. However, this is not considered acceptable for windows serving main rooms
dwellingprivacyglazingextensionSeparation distances for windows overlooking adjacent properties
4.3.13Belfast·SPG004 Residential Extensions and Alterations
Windows in elevations that overlook adjacent properties will not normally be approved unless there is adequate separation distance between the host dwelling and its neighbours. In general, a separatio
dwellingresidential-extensionglazingprivacySpecific retrofitting measures for existing properties
4.5.5Belfast·SPG004 Residential Extensions and Alterations
Factors which may be considered in retrofitting the existing property can include, but are not limited to, the installation of: • Loft and/or wall insulation, including both cavity wall and internal/e
dwellingenergyglazingDesign factors for energy-efficient residential extensions
4.5.6Belfast·SPG004 Residential Extensions and Alterations
Additional factors which may be considered in the development of extensions to existing dwellings include: • Orientation and glazing: orientation and the amount of glazing will determine how much sunl
dwellingenergyglazingventilation