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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.

Muestras de ladrillo, hormigón, madera y acero sobre una mesa de obra; imagen ilustrativa
2,147 construction and renovation terms9 specialtiesEasy-to-understand definitions

Building terms, clearly explained.

2,147 terms found

Joinery and finishes

Bush-hammered finish

Abujardado

Rough finish produced by percussion with a tool having toothed heads or points.

Electrical and HVAC systems

Butane

Butano

Combustible gas that can be stored liquefied under pressure in suitable containers.

Joinery and finishes

Butt joint

Unión a tope

Joint bringing ends or faces together without overlaps or interlocking profiles.

Foundations and structures

Butt weld

Soldadura a tope

Weld joining components along opposing edges, with preparation and penetration as specified by design.

Plumbing and drainage

Butterfly valve

Válvula de mariposa

A component of a water installation that helps to control flow with a rotating internal disc.

Foundations and structures

Buttress

Contrafuerte

Member attached to a wall to improve stability against thrust or lateral actions.

Joinery and finishes

Butyl mastic

Masilla butílica

Butyl-rubber-based sealing product, normally remaining plastic and having relatively low permeability.

Electrical and HVAC systems

Bypass diode

Diodo de derivación

Component providing an alternative current path around particular parts of a solar module.

Joinery and finishes

C1 adhesive

Adhesivo C1

Cementitious adhesive class meeting normal adhesion performance requirements under the standardised classification.

Joinery and finishes

C2 adhesive

Adhesivo C2

Cementitious adhesive class with improved adhesion performance compared with class C1 requirements.

Electrical and HVAC systems

Cable clamp

Abrazadera de cable

Fastening component holding a cable or group of cables against a support.

Work and tools

Cable cutter

Cortacables

Tool with blades or jaws designed to cut cables within a specified capacity.

Electrical and HVAC systems

Cable gland

Prensaestopas

Fitting securing and sealing the entry of a cable into a box or device.

Electrical and HVAC systems

Cable ladder

Escalerilla portacables

Cable support with side rails and crosspieces providing routes with good ventilation.

Work and tools

Cable locator

Detector de cables

Instrument helping locate hidden conductor routes through electrical or electromagnetic signal detection.

Electrical and HVAC systems

Cable lug

Terminal de cable

Conductive fitting attached to a cable end to facilitate connection to another component.

Work and tools

Cable pulling guide

Guía pasacables

Flexible component facilitating the passage of cables through the inside of a conduit.

Electrical and HVAC systems

Cable sheath

Cubierta de cable

Outer layer protecting the components of a cable against influences from its surroundings.

Electrical and HVAC systems

Cable tie

Brida de cable

Adjustable strip bundling cables or fastening lightweight components during installation work.

Electrical and HVAC systems

Cable tray

Bandeja portacables

Continuous open or perforated support carrying cables along their planned installation route.

Electrical and HVAC systems

Cable trunking

Canaleta eléctrica

Covered channel organising and protecting cables along walls or other building surfaces.

Electrical and HVAC systems

Cabling certification

Certificación de cableado

Instrument-based verification of installed link performance against the project's specified technical criteria.

Joinery and finishes

Calcareous onyx

Ónix calcáreo

Banded carbonate decorative stone, often translucent, distinct from silica-based mineral onyx varieties.

Masonry and materials

Calcium silicate brick

Ladrillo silicocalcáreo

Unit made from sand, lime and water, hardened using pressurised steam.

Foundations and structures

Camber

Contraflecha

Specified initial curvature or displacement intended to offset part of future deformation.

Foundations and structures

Cantilever

Voladizo

Structural portion projecting beyond its support with no support at its free end.

Foundations and structures

Cantilever retaining wall

Muro en ménsula

Retaining wall whose stem and base resist loads structurally through cantilever action.

Insulation and damp

Capillarity

Capilaridad

Movement of water through a material’s small pores; it can cause damp rising from the ground.

Insulation and damp

Capillary rise

Ascenso capilar

Upward water movement through connected material pores in contact with a moisture source below.

Electrical and HVAC systems

Carbon dioxide extinguisher

Extintor de dióxido de carbono

Extinguisher using carbon dioxide as its agent and leaving no solid agent residue.

Electrical and HVAC systems

Carbon dioxide sensor

Sonda de dióxido de carbono

A component of a ventilation installation used to measure CO2 concentration to provide information to ventilation controls.

Electrical and HVAC systems

Carbon monoxide

Monóxido de carbono

Colorless, odorless toxic gas that can be produced by incomplete combustion.

Joinery and finishes

Carpet

Moqueta

Textile floor covering with fibres attached to a continuous or modular backing.

Electrical and HVAC systems

Cassette indoor unit

Unidad de climatización cassette

Ceiling-recessed indoor unit distributing conditioned air through a visible outlet panel.

Joinery and finishes

Cast stone

Piedra artificial

Manufactured material of aggregates and binders reproducing stone uses or its visual appearance.

Joinery and finishes

Casting plaster

Escayola

High-purity fine gypsum plaster used for mouldings, prefabricated elements and finishes.

Electrical and HVAC systems

Category 6 cable

Cable de categoría 6

Data cable whose category specifies transmission performance and compatibility with components of the same level.

Electrical and HVAC systems

Category 6A cable

Cable de categoría 6A

Data cable offering higher performance than Category 6 for links operating at greater frequencies.

Insulation and damp

Cavity fire barrier

Barrera cortafuego de cámara

Component dividing a facade cavity to limit the spread of fire within the assembly.

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Technical references consulted

Definitions written in plain language using technical reference documentation.