Internal services

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Internal services shall comply with the Technical Requirements and take account of service entries, ground hazards and chemical attack.

Internal services which comply with the guidance in this chapter will generally be acceptable.

Adequate precautions against ground hazards and the entry of gas i.e. radon or gas, from landfill sites, should be provided as necessary. Further guidance can be found in BRE Report 211 ‘Radon: guidance on protective measures for new dwellings’, and BRE Report 212 ‘ Construction of new buildings on gas-contaminated land’.