Thermal & Energy
17 terms in this category
Air Tightness
What is air tightness in construction? Plain-English guide to air tightness in buildings, air permeability testing, the air bar...
Read definition Thermal & EnergyCavity Wall Insulation
What is cavity wall insulation? Plain-English guide to full-fill and partial-fill cavity wall insulation types, retrofit option...
Read definition Thermal & EnergyEPC
What is an EPC? Plain-English guide to Energy Performance Certificates for buildings, EPC ratings A-G, when an EPC is required,...
Read definition Thermal & EnergyG98 and G99
What are G98 and G99? Plain-English guide to the UK grid connection rules for solar PV and batteries, when you only notify...
Read definition Thermal & EnergyHeat Loss Calculation
What is a heat loss calculation? Plain-English guide to the room-by-room calculation used to size a heat pump or heating...
Read definition Thermal & EnergyHeat Pump
What is a heat pump? Plain-English guide to air source and ground source heat pumps, how heat pumps work, COP and SCOP ratings,...
Read definition Thermal & EnergyInverter
What is an inverter? Plain-English guide to the solar inverter, which converts direct current from panels into alternating...
Read definition Thermal & EnergyMCS
What is MCS? Plain-English guide to the Microgeneration Certification Scheme, what MCS certification covers for solar PV, heat...
Read definition Thermal & EnergyMVHR
What is MVHR? Plain-English guide to mechanical ventilation with heat recovery in buildings, how MVHR systems work, efficiency ...
Read definition Thermal & EnergyPhotovoltaics (PV)
What is photovoltaics (PV)? Plain-English guide to solar PV panels, how they turn daylight into electricity, how system size...
Read definition Thermal & EnergyPIR Insulation
What is PIR insulation? Plain-English guide to polyisocyanurate rigid foam boards, lambda values, typical applications in roofs...
Read definition Thermal & EnergySAP Rating
What is a SAP rating? Plain-English guide to the Standard Assessment Procedure for energy rating of dwellings, SAP scores, EPC ...
Read definition Thermal & EnergySCOP
What is SCOP? Plain-English guide to the seasonal coefficient of performance, how it measures heat pump efficiency over a year...
Read definition Thermal & EnergySmart Export Guarantee
What is the Smart Export Guarantee? Plain-English guide to SEG tariffs, which technologies qualify, why MCS certification is...
Read definition Thermal & EnergyThermal Bridging
What is thermal bridging? Plain-English explanation of cold bridges in buildings, how thermal bridges cause condensation and he...
Read definition Thermal & EnergyU-value
What is a U-value? Plain-English explanation of U-values in building construction, what the numbers mean, target U-values under...
Read definition Thermal & EnergyVapour Barrier
What is a vapour barrier? Plain-English explanation of vapour barriers and vapour control layers in building construction, wher...
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