SERVICES
Buildings must be constructed to achieve an adequate degree of energy efficiency when that energy is used for— (a) modifying temperature or humidity, or both; or (b) providing hot water to sanitary fixtures or sanitary appliances, or both; or (c) providing artificial lighting
We conduct calculations and reports to analyse new/altered or additions to both: * Commercial Buildings H1 Compliance * Residential Buildings H1 Compliance Report Sample (148 KB pdf file) click on this link