SAP & EPC
SAP calculations and EPCs are required for all new builds, conversions, and extensions in the UK to meet Part L of Building Regulations. SAP measures energy efficiency, while the EPC gives your property an official rating. We provide fast, accurate assessments to keep your project compliant and moving forward.
New Builds
SAP calculations and EPCs are legally required for new build homes to prove energy efficiency and ensure compliance with Part L of the Building Regulations.
Material Change of Use
SAP calculations and EPCs are required for material change of use projects. SAP assesses thermal performance, COâ‚‚ emissions, and compliance with Part L1B of the Building Regulations.
Over-Glazed Extensions
SAP calculations are required for over-glazed extensions exceeding 25% glazing to demonstrate compliance with Part L1B by showing that overall energy performance is not worse than a compliant notional extension.