Modelled energy consumption
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The performance gap can be introduced at any point through the design, construction and in-use life cycle. Some common examples from previous retrofit projects are: underperforming cavity wall insulation due to inadequate fill/sagging poorly installed external wall insulation, such as around meter cupboards incomplete/missing airtightness membranes discrepancies between design of details and actual installation materials...Explore the subscription options here to get full access to isurv, including downloads.
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