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Classification
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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c
Section J Energy Efficiency Specification JVa Additional requirements Specification JVb Modelling parameters Specification JVc Modelling profiles Part J0 Energy efficiency Part J1 Building fabric Part J2 * * * * * Part J3 Building sealing Part J4 *  *  *  *  * Part J5 Air-conditioning and ventilation systems Part J6 Artificial lighting and power Part J7 Heated water supply and swimming pool and spa pool plant Part J8 Facilities for energy monitoring Specification J1.2 Material properties Specification J1.5a Calculation of U-Value and solar admittance Specification J1.5b Spandrel panel thermal performance Specification J1.6 Sub-floor thermal performance Specification J6 Lighting and power control devices