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Technical Memoranda

Concise guidance on new technologies, or new ways of looking at established systems

TM13 Minimising the risk of legionnaires' disease (2013)
TM21 Minimising pollution at air intakes (1999)
TM22 Energy assessment and reporting methodology (2006)
TM23 Testing buildings for air leakage (2022)
TM26 Hygienic maintenance of office ventilation ductwork (2000)
TM27 Flexible building services for office-based environments (2000)
TM28 Benchmarking lighting design software (2000)
TM30 Improved life cycle performance of mechanical ventilation systems (2003)
TM31 Building log book toolkit (2006)
TM33 Tests for software accreditation and verification (2006)
TM35 Environmental performance toolkit for glazed facades (2004)
TM37 Design for improved solar shading control (2006)
TM39 Building energy metering (2009)
TM40 Health and wellbeing in building services (2020)
TM41 Degree days: Theory and application (2006)
TM42 Fan application guide (2006)
TM43 Fan coil units (2008)
TM44 Inspection of air conditioning systems (2012)
TM45 Groundwater cooling systems (2008)
TM46 Energy benchmarks (2008)
TM47 Operational ratings and display energy certificates (2009)
TM48 Use of climate change scenarios for building simulation (2009)
TM49 Design summer years for London (2014)
TM50 Energy efficiency in commercial kitchens (2021)
TM51 Ground source heat pumps (2013)
TM52 Limits of thermal comfort: avoiding overheating (2013)
TM53 Refurbishment of non-domestic buildings (2013)
TM54 Evaluating operational energy performance at design stage (2022)
TM55 Design for future climate: Case studies (2014)
TM56 Resource energy efficiency of building services (2014)
TM57 Integrated school design (2015)
TM58 Design and operation of modern steam systems (2015)
TM59 Design methodology for the assessment of overheating risk in homes (2017)
TM60 Good practice in the design of homes (2018)
TM61 Operational performance of buildings (2020)
TM62 Operational performance: Surveying occupant satisfaction (2020)
TM63 Operational performance: Building performance modelling and calibration for evaluation of energy in-use (2020)
TM64 Operational performance: Indoor air quality – emissions sources and mitigation measures (2020)
TM65 Embodied carbon in building services: a calculation methodology (2021)
TM65.1 Embodied carbon in building services: residential heating (2021)
TM65.2 Embodied carbon in building services: lighting (2023)
TM65.3 Embodied carbon in building services: logistics centres (2024)
TM65LA Embodied carbon in building services: Using the TM65 methodology outside the UK (2022)
TM65ANZ Embodied carbon in building services: a calculation methodology for Australia and New Zealand (2022)
TM65NA Embodied carbon in building services: a calculation methodology for North America (2024)
TM66 Creating a circular economy in the lighting industry (2021)
TM67 Electrification of buildings for net zero (2021)
TM68 Monitoring indoor environmental quality (2022)
TM69 Dynamic thermal modelling of basic blinds (2022)


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