Counter-flow air heat exchanger
Intercambiador de aire a contracorrienteExchanger where two air streams travel through parallel channels in opposite directions.
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Construction dictionary
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2,147 construction and renovation terms9 specialtiesEasy-to-understand definitions
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Building terms, clearly explained.
2,147 terms found
Counterbatten
ContrarastrelStrip beneath roof battens separating layers and potentially creating a continuous ventilation path.
Counterflashing
ContrababeroUpper flashing covering the edge of lower flashing and protecting its wall connection.
Countertop
EncimeraSupported or fixed horizontal work surface commonly installed in kitchens and bathrooms.
Countertop upstand
Copete de encimeraRaised finishing strip at the countertop-to-wall junction helping protect the connecting joint.
Covering thickness
Espesor de revestimientoDistance between the substrate and the outer surface of the applied covering.
Crimping tool
CrimpadoraTool deforming a terminal or connector to secure it mechanically onto a conductor.
Cross ventilation
Ventilación cruzadaAir movement between openings located on different sides of the same space.
Cross-flow air heat exchanger
Intercambiador de aire de flujo cruzadoExchanger where air streams pass through channels oriented perpendicular to each other.
Cross-laminated timber
Madera contralaminadaPanel made from bonded timber layers with crossed grain directions in successive layers.
Cross-linked polyethylene pipe
PEXCross-linked polyethylene: pipe material used in certain water supply and heating installations.
Cross-section
Sección transversalSurface obtained by an ideal cut through a member perpendicular to its axis.
Crosstalk
DiafoníaInterference caused by signal coupling between nearby circuits or pairs of cables.
Crushed sand
Arena trituradaSand produced by crushing rock, generally having grains with an angular shape.
Cubic metre
Metro cúbicoVolume equal to a cube with one-metre edges.
Current-carrying capacity
Intensidad admisibleCurrent a conductor can carry under specified conditions without exceeding its thermal limit.
Curtain wall
Muro cortinaLightweight non-load-bearing facade fixed to the structure and combining framing, infill panels and joints.
Curved glass
Vidrio curvadoGlass that has a curved geometry obtained through a forming process.
Cyclopean concrete
Hormigón ciclópeoPlain concrete incorporating large stones distributed within a cementitious matrix.
D2m,nT,w
Weighted facade sound insulation referenced to outside levels at two metres and standardised for reverberation.
Daily site report
Parte diario de obraDocument recording the work, personnel, equipment and incidents for each working day.
Daily wage
JornalRemuneration corresponding to one working day.
DALI
Digital communication system allowing compatible lighting equipment to be controlled and monitored.
Damp-proof course
Barrera antihumedad en fábricaLayer interrupting the capillary rise of water through a masonry wall.
Data outlet
Toma de datosFixed connection point linking a device to a building's installed communication cabling.
Data patch lead
Latiguillo de datosShort cable with connectors linking an outlet or panel to network equipment.
Daylight harvesting
Aprovechamiento de luz naturalStrategy adapting artificial lighting to the daylight available within an indoor space.
Dead-end anchorage
Anclaje pasivo de pretensadoFixed tendon end from which stressing is not carried out.
Deadbolt
CerrojoBolt operated manually or by key to lock the leaf.
Deconstruction
DeconstrucciónOrderly dismantling to support material recovery and reuse.
Decorative tile border
CenefaDecorative band of units or pattern bordering or accompanying a surface covering.
Deep foundation
Cimentación profundaFoundation transferring loads to deeper ground through elongated elements or other buried supports.
Deep soil mixing
Mezcla profunda del sueloTreatment mechanically mixing soil with binders to produce a stronger ground material.
Defined work unit
Unidad de obraWork defined by its measurement unit, materials and execution conditions.
Deflection
FlechaTransverse displacement of a member relative to a reference position or line.
Deformed reinforcing bar
Barra corrugadaReinforcing bar with surface ribs improving force transfer between the bar and concrete.
Delivery note
Albarán de entregaDocument recording the materials, quantities and date of a supply delivery.
Demand-controlled ventilation
Ventilación según demandaControl adapting airflow to occupancy or indicators of the indoor air quality.
Demolition
DemoliciónRemoval or demolition of existing elements according to the intended scope of the work.
Demolition hammer
Martillo demoledorImpact tool that breaks hard materials by repeatedly striking a fitted bit.
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