Green Guide 2008 ratings
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Separating Wall
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Separating Walls (party walls) ratings apply to Domestic only
Functional unit for separating walls (Party Walls). Dwellings only:
1m² of party wall to satisfy England & Wales Building Regulations, in particular the provision of minimum airborne sound insulation DnT,w + Ctr of 45 dB (Source: Approved Document E 2003 incorporating amendments 2004). To include any repair, refurbishment or replacement over the 60-year study period.
Where specifications state "proprietary" products please refer to Robust Details as only products designated by them can be used.
For full details of Robust Details please refer to the Robust Details Part E: Resistance to the Passage of Sound Handbook.
This element is assessed in Ecohomes and the Code for Sustainable Homes.
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