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the code for sustainable homes in practice

the code for sustainable homes in practice. why housing? ● 200,000 new homes per year (CLG 2007) ● 30% of the UK’s CO ² emissions ● 55% of timber used in the UK goes into homes, much of it from unsustainable sources ● water – average 150-180 litres / person / day

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the code for sustainable homes in practice

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  1. the code for sustainable homes in practice

  2. why housing? • ● 200,000 new homes per year (CLG 2007) • ● 30% of the UK’s CO² emissions • ● 55% of timber used in the UK goes into homes, much of it from unsustainable • sources • ● water – average 150-180 litres / person / day • ● it can impact on how new homes and • communities are developed and managed: • - determines our lifestyle decisions • - overall impact on the environment • - food we eat • - waste we generate • - way we travel housing at peacehaven by LCE Architects

  3. key featuresof the code • ● nine categories of environmental sustainability • ● applied at the level of an individual code dwelling type • ● 2 stage process – final certificate at post construction review stage • ● mandatory standards for energy, water, minerals, waste and surface water run-off • ● higher minimum standards for energy and water to be met to achieve higher ratings • ● 6 level rating system – a tool for marketing

  4. minimum standards

  5. level 1 level 2 level 3 level 5 level 6 level 4 ecohomes number of buildings regulatory minimum very good excellent minimal aspirational environmental standards

  6. major differences to ecohomes

  7. a two stage process • ● design stage • based on design drawings, specifications and • commitments • results in interim certificate of compliance • ● post construction review • - based on the design stage information • - confirmation of compliance through site records and visual inspection • - code certificate awarded based on compliance at this stage

  8. the code for sustainable homes assessment process assessor advises on design process to gain required code rating as each code variant dwelling type is completed, assessor gathers evidence to complete the post construction review report e d developer housing association architect -with a code site- register site with BRE under current version of code BRE issues interim certificate and carries out quality assurance design stage report issued to BRE for interim certification report is submitted to BRE on each code variant dwelling type BRE issues final code certificate on each code variant dwelling type and carries out quality assurance choose a code assessor c b interim code results are stored on database final code results are stored on database a BRE training and licensing licensed assessors

  9. code issue categories ● energy / CO² ● waste ● water ● pollution ● materials ● health & well-being ● surface water run-off ● management ● ecology

  10. key issues • ● mandatory performance levels for 6 key issues at entry level: • - energy efficiency • - water efficiency • - surface water management • - site waste management • - household waste management • - use of materials • ● higher minimum thresholds for energy and water at upper levels of the code housing at dagenham by LCE Architects in association with Bisset Adams

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