Optical smoke detector
Detector óptico de humoDetector using changes in light to identify smoke particles inside its sensing chamber.
UNDERSTAND YOUR BUILDING PROJECT
Construction dictionary
Does ‘ring beam’ sound like something at the gym? Does ‘footing’ make you think of footwear? Look up a word from your project and discover what it means, in plain language.
2,147 construction and renovation terms9 specialtiesEasy-to-understand definitions
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Building terms, clearly explained.
2,147 terms found
Optical splitter
Repartidor ópticoComponent dividing a fibre signal between several output branches within a network.
Optical termination panel
Panel de terminación ópticaPanel housing connectors and organising the terminations of multiple fibres inside a cabinet.
OSB panel
Tablero OSBPanel of oriented wood strands bonded together, available in grades for different construction functions.
Outdoor climate control unit
Unidad exterior de climatizaciónA component of a climate control installation used to exchange heat with the outdoor environment surrounding the building.
Outdoor design temperature
Temperatura exterior de diseñoReference outdoor temperature used to calculate heating or cooling requirements for buildings.
Outdoor luminaire
Luminaria exteriorLuminaire designed for outdoor environments, with protection suited to its exposure conditions.
Outdoor ventilation air
Aire exterior de ventilaciónAir taken from outside a building to renew or supplement indoor air.
Outer wall leaf
Hoja exterior de fachadaWall layer towards the outside contributing to the enclosure’s weather protection and external finish.
Outstanding balance
Saldo pendienteAmount still unpaid after deducting earlier payments.
Over-rafter insulation
Aislamiento sobre cabiosInsulation layer positioned above the sloping structural members of a pitched roof.
Overflow outlet
RebosaderoAuxiliary outlet discharging water when its level exceeds a specified height on the roof.
Overheads
Gastos generalesCompany's operating expenses associated with its activity.
Overvoltage
SobretensiónIncrease in voltage above its usual value, potentially affecting connected electrical equipment.
Pad footing
Zapata aisladaWidened foundation base supporting a single column and distributing its loads to the ground.
Paint
PinturaProduct forming a film on a substrate for protective or decorative purposes.
Paint binder
Ligante de pinturaComponent binding pigments and fillers and forming the film attached to the substrate.
Paint blistering
Ampollamiento de pinturaFormation of bubbles through local separation of the paint film from its substrate.
Paint coalescence
Coalescencia de pinturaJoining of dispersed binder particles to form a continuous film during drying.
Paint coverage
Rendimiento de pinturaSurface area covered by a given quantity of product under specified application conditions.
Paint cracking
Cuarteado de pinturaNetwork of cracks in the film caused by stresses, ageing or other incompatibilities.
Paint orange peel
Piel de naranja en pinturaUneven coating texture resembling the surface pattern of an orange fruit peel.
Paint sagging
Descuelgue de pinturaMovement of wet paint under gravity creating build-ups or vertical run marks.
Paint saponification
Saponificación de pinturaReaction of certain fatty binders with alkalis that can degrade the paint coating.
Paint solids content
Contenido en sólidos de pinturaProportion of non-volatile components remaining after the paint film has dried completely.
Paint viscosity
Viscosidad de pinturaResistance of paint to flow, influencing its application behaviour and surface levelling.
Pallet fork
Horquilla de palésFork attachment that supports palletised loads with arms inserted beneath their base.
Panel door
Puerta paneladaDoor that forms its leaf from a framework enclosing one or more panels.
Panel infill
CuarterónPanel filling the space between a leaf's stiles and rails.
Panic bar
Barra antipánicoMechanism that releases the door fastening when a horizontal bar is pressed.
Panic button
Pulsador de pánicoManual control activating an alarm signal when a person requests immediate assistance.
Pantile
Teja mixtaTile combining curved and flat sections to provide both water channel and cover.
Parquet
ParquéFlooring made from small wooden elements arranged in a defined laying pattern.
Parquet sanding
Lijado de parquéControlled abrasion of the wooden surface to level it or renew its finish.
Partial safety factor
Coeficiente parcial de seguridadFactor applied to actions or resistances to account for uncertainty in structural verification.
Particle size distribution
GranulometríaDistribution of particle sizes present within an aggregate or other granular mixture.
Particleboard
Tablero aglomeradoBoard made from wood particles pressed and bonded with resins.
Partition wall
TabiqueInternal wall intended to divide spaces without the main function of supporting the structure.
Passive infrared sensor
Sensor infrarrojo pasivoDetector recognising changes in thermal radiation, commonly used to detect the movement of people.
Patch panel
Panel de parcheoPanel terminating data cables and organising their connections using short patch leads.
Understanding line items makes comparison easier.
Use the dictionary as you review the materials, work and terms in your quote.
Technical references consulted
Definitions written in plain language using technical reference documentation.
- Fundación MUSAAT · Zapata
- Fundación MUSAAT · Zuncho
- ANFAPA · SATE
- CTE: Documento Básico SE-C Cimientos
- CTE: Documento Básico SE-A Acero
- CTE: Documento Básico SE-F Fábrica
- CTE: Documento Básico SE-M Madera
- European Commission JRC: Eurocode 7 geotechnical design examples
- WoodWorks: What is mass timber?
- Steel Construction Institute / BCSA: Member design
- American Concrete Institute: Self-consolidating concrete
- American Shotcrete Association: About shotcrete
- American Cement Association: types of cement
- NRMCA: Concrete in Practice technical topics
- FHWA: Alkali-silica reaction mechanisms
- American Concrete Institute: Chlorides and reinforcement corrosion
- Concrete Society: Carbonation of concrete
- American Concrete Institute: Guide to estimating prestress losses
- European Commission JRC: Major concepts of the EN Eurocodes
- CTE: Documento Básico SE Seguridad estructural
- CTE: Documento Básico SE-AE Acciones en la edificación
- Steel Construction Institute / BCSA: Composite construction
- Steel Construction Institute / BCSA: Welding
- Steel Construction Institute / BCSA: Steel construction products
- Steel Construction Institute / BCSA: Simple connections
- USDA Forest Products Laboratory: Wood handbook
- USDA Forest Products Laboratory: Wood composite materials
- WoodWorks: Index of mass timber connections
- Structural Timber Association: Timber systems
- Hispalyt: ejecución of fábricas of ladrillo, colocación
- American Cement Association: applications of cement
- ITeC: evaluación técnica of mortero of cal para revoco
- USG: joint compound technical data
- Sika: backer rod and sealant joint geometry
- Natural Stone Institute: varieties of stone
- Natural Stone Institute: technical bulletins
- Tikkurila: common painting problems
- Bona: recoating wood floors
- Placo: soluciones of yesos of terminación
- Kreidezeit: Tadelakt technical information
- Mapei: adhesive classification and selection
- Forbo: linoleum raw materials
- CTE DB-HS: Salubridad
- CTE DA DB-HE/1: Parámetros of la envolvente
- CTE DA DB-HE/2: Condensaciones
- CTE DA DB-HE/3: Puentes térmicos
- CTE DB-HR: Protección frente al ruido
- SOPREMA: Blue roofs and stormwater
- Building Science Corporation: Understanding Air Barriers
- Sika: Single-ply roof membranes
- SOPREMA: Tecnologías of impermeabilización
- Aliaxis: Akasison siphonic roof drainage systems
- ITeC: Evaluaciones DAU of sistemas of fachada
- CSTB: Laboratoire façades
- EOTA EAD 040083-01-0404: External thermal insulation composite systems with rendering system
- US Department of Energy: Guide to cool roofs
- Passive House Institute: Airtightness measurements
- Passive House Institute: Grundlagenwissen Luftdichtheit
- pro clima: Humidity-variable vapour control
- US EPA: Types of green infrastructure
- Saint-Gobain Glass: Acoustic laminated glass
- Saint-Gobain Glass: Solar control and low-emissivity coatings
- Saint-Gobain Glass: Glazing cavities and warm-edge spacers
- IDAE — La bomba of calor en la rehabilitación energética of edificios
- IDAE — Instalaciones of climatización con equipos autónomos
- IDAE — Instalaciones of climatización por agua
- IDAE — Sistemas of intercambio geotérmico of circuito cerrado
- U.S. Department of Energy — Whole-House Ventilation
- U.S. Department of Energy — Heat Pump Water Heaters
- U.S. EPA — Types of Septic Systems
- U.S. EPA — Point-of-Use Reverse Osmosis Systems
- U.S. EPA — Home Water Treatment Guide
- U.S. EPA — HEPA Filters
- Caleffi — Separation in Hydronic Systems
- Caleffi — Hydraulic Separators
- Grundfos — Non-return Valve
- Honeywell — SV2 Safety Shut-off Valves
- CDC — Legionella Control
- CDC — Carbon Monoxide Basics
- Schneider Electric — Electrical Installation Guide: Earthing schemes
- IET — Residual current devices
- Schneider Electric — Arc fault detection devices
- U.S. Department of Energy — Solar Photovoltaic Technology Basics
- Cisco — What is Power over Ethernet?
- INSST — Fichas of selección y uso of EPI
- INSST — Equipos of trabajo y máquinas: Listado of NTP
- Siemens — Aspirating smoke detectors
- DALI Alliance — Introducing DALI
- Schneider Electric — Types of RCDs
- KNX Association — What is KNX?
- U.S. Department of Energy — Solar Integration: Inverters and Grid Services Basics
- CharIN — Technical Details CCS (Basic)
- Televés — PAUs (Cajas), distribución of telefonía
- Fluke Networks — What parameters are tested with the CableIQ?
- Tyco Fire — Solenoid valves for deluge and preaction systems
- Autodesk: architectural drawings
- RICS: New Rules of Measurement
- National Park Service: Preservation Briefs
- HSE: demolition
- ASSA ABLOY: door controls
- EGGER: wood-based boards
- Pilkington: solar control glass
- Festool: circular saws for carpentry
- Pilkington: float glass manufacturing
- Pilkington: toughened and heat-strengthened glass
- Autodesk: clash detection setup
- Autodesk: common data environment
- Bohle: suction lifters for glass
- ISO: air permeability test method
- Barcelona City Council: building works authorisation
- ChovA: roof drain outlets