PAS 2035 - Design & coordination requirements, roles, risk-path. , PAS 2030 - installation processes, records, quality control and traceability for installers., Building Regulations (Approved Documents) - Statutory guidance on structure, fire, ventilation, conservation of fuel & power (Part L etc.)., British Standards & ENs - Product and test standards (e.g. for factory-made rigid insulation boards)., Trade & accreditation schemes - Gas Safe (gas), MCS (renewables), HETAS (solid fuel), FENSA (windows), CIGA (Cavity Insulation Guarantee Agency).,

Standards and Codes of Practice

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