A B C D E F G H I K L M N O P R S T U V W Y Z

A

Alpha (Α) - value Abiotic components Abiotic depletion ACH (Air Changes per Hour) Acid rain Acidification AECB Aerobic digestion Afforestation

Air barrier / airtightness membrane Air film resistance Air infiltration Air leakage index Air permeability Airtightness Airtightness layer Airtightness line Airtightness test

B

Balance point Balancing pond BFRC Rating Bio-accumulation Biocide Biodegradation Biofuel Biological wastewater treatment Biomass

Bioretention area Blackwater BREEAM Breathable sheathing Breather membrane Breathing wall Brown roof Building envelope

C

CAPEM Carbon neutral Carbon sequestration Carbon sink CarbonLite Programme Χ -(chi) value Chloroflourocarbon (CFC) Closed loop-recycling Code for Sustainable Homes

Coefficient of performance (COP) Co-generation Cold bridging Cold spot Combined Heat and Power (CHP) Compost Composting toilet Cradle-to- * Cross-laminated timber (CLT) panels

D

Daylight transmittance Deconstruction Decrement delay Decrement factor Deforestation Degree days Delivered energy Desertification Design for Deconstruction (DfD)

Diffuse pollution Diffusion Open Diffusion Tight Distributed generation District heating Diurnal heat flow Diurnal temperature variation Downcycle

E

Earth construction Eco-design Eco-label Embodied energy Energy efficiency

Engineered wood Eutrophication Evaporative cooling Environmental profile Environmental profiling

F

Fan Pressurisation Test f-factor Filter drain Filtration Flood routeing

Flow control device Fly ash (PFA - Pulverised Fuel Ash) Fossil fuel Fresh water aquatic ecotoxicity

G

G-value Gasification Geothermal energy Geotextile Global Warming Potential (GWP) Green Guide to Specification Green Register

Green roof Greenhouse gases Greenwash Greywater Ground source heat pump (GSHP) Groundwater

H

Hazardous waste Heat capacity Heat exchanger Heat island Heat Loss Parameter (HLP) Heat pump Heat recovery Heat transfer

Hot spots Human toxicity Humidity Hydrocarbons Hydrochlorofluorocarbon (HCFC) Hydrofluorocarbon (HFC) Hygroscopic material

I

Impermeable surface Indoor air quality (IAQ) Insulating concrete formwork (ICF)

Intelligent building Internal heat gains Interstitial condensation

K

k-value (or λ lambda value) Kilowatt-hour (kWh)

Kilowatt-hours peak (kWp)

L

λ(lambda) - value Laminated veneer lumber (LVL) Latent heat Leaking wet system Lean Construction Life cycle analysis/assessment (LCA) Life cycle cost analysis (LCCA)

Lifetime Homes Light shelf Locally sourced materials Low-E glazing Low-grade heat LPG - Liquid Petroleum Gas

M

Marine aquatic ecotoxicology Methane (CH4) Microclimate Microgeneration Microporous finish Minimum ventilation requirement

Moisture buffering Moisture content Moisture resistance MVHR Moisture vapour transfer / transmission rate (MVTR)

N

Natural (passive) ventilation Night-time ventilation Natureplus

Nitrogen oxides (NOx) Non-potable water Non-renewable resource

O

Off-gassing Ozone (O3)

Ozone depletion potential (ODP)

P

Particulate Parging Pascal (Pa) Passivhaus standard Passivhaus Planning Package (PHPP) Passive cooling Passive solar design (PSD) Passive solar technology Passive stack ventilation (PSV) Payback period Permeability Permeable paving Persistant organic pollutants Pervious surface PFA (pulverised fuel ash)

Phase Change Material (PCM) Phenols Photochemical oxidation Photovoltaic (PV)(solar) cell Plenum Porous surface Post-consumer recycled content (%) Post occupancy evaluation (POE) Potable water Pozzolan Pre-consumer recycled content (%) Primary energy Purge ventilation Ψ– (psi) value

R

Radon Rainwater harvesting Rammed earth Reclaimed material Recycling Reflective insulation (radiant barrier) Relative humidity Remediation

Renewable energy Renewable resource Resource depletion Retention pond Reuse, Reclaim, Recycle Runoff R-value

S

SAP rating Scottish Ecological Design Association (SEDA) Secured by Design Self-regulating Sequestration (Carbon) Sick Building Syndrome (SBS) SIPs Site Waste Management Plan (SWMP) Smoke test Soakaway Soft strip Solar panel/collector Solar gain Solar Heat Gain Coefficient (SHGC)

Solar shading Solvent Source control Stack effect Standard Building Energy Method (SBEM) Standard Method of Measurement SMM7 Strawbale construction Sustainable drainage systems (SUDS) Sulphur dioxide (SO2) Sun pipes Surface water attenuation Sustainable Sustainable Energy

T

Target emission rate (TER) Terrestrial ecotoxicity Thermal break Thermal bridge Thermal bypass Thermal (storage) capacity Thermal conductivity (K-value) Thermal (heat) emitter

Thermal envelope Thermal flanking Thermal mass Thermal resistance (R-value) Thermal store Thermal transmittance Timber certification TRADA

U

U-value (thermal transmittance)

Useful space heating energy

V

Vapour barrier Vapour check Vapour control layer (VCL) Visible transmittance (Tvis)

Volatile organic compounds (VOCs) Vapour barrier Vapour permeable membrane Vapour pressure

W

Waste arisings Water conservation Waste hierarchy Waste to energy

Whole-of-life costing Wind-tightness layer Window energy rating Wood preservatives

Y

y-value

Z

'Zero Carbon' building