712 Building Finishers and Related Trades Workers

Roofers build and repair roofs on all types of buildings, using one or more kinds of material. Tasks include - (a) studying drawings, specifications and construction sites to determine materials required; (b) covering roof frameworks with slate and prefabricated tiles to cover pitched roofs; (c) laying a waterproof shield and fixing metallic or synthetic materials to a building’s frame; (d) sizing and cutting roofing materials to fit around edges, corners and protuberances such as chimneys; (e) using natural materials such as thatching to provide roof coverings; (f) creating temporary structures such as scaffolding and ladders. Examples of the occupations classified here: - Asphalt roofer - Metal roofer - Roof fixer - Roof tiler - Slate roofer - Thatcher Note Installers of metal roofing are classified in Unit Group 7121: Roofers. Workers who make sheet metal products for adaptation and installation by roofers are classified in Unit Group 7213: Sheet Metal Workers.

Floor layers and tile setters install, maintain and repair flooring, and cover floors, walls and other surfaces with carpets, tiles or mosaic panels for decorative or other purposes. Tasks include - (a) preparing floor areas for covering with a variety of materials; (b) assembling carpet, tiles or other materials and laying them on floors according to design and other specifications; (c) preparing wall areas for covering with tiles or other materials for decorative or other purposes such as acoustic insulation; (d) setting tiles and constructing and laying mosaic panels to walls, floors and other surfaces. Examples of the occupations classified here: - Carpet layer - Marble setter - Parquetry worker - Tile setter.

Plasterers install, maintain and repair plasterboard in buildings, and apply decorative and protective coverings of plaster, cement and similar material to the interiors and exteriors of structures. Tasks include - (a) applying one or more coats of plaster to interior walls and ceilings of buildings to produce a finished surface; (b) measuring, marking and installing ornamental plaster panels, and casting and trimming ornamental plaster cornices; (c) measuring, marking and cutting plasterboard, lifting and positioning panels and securing them to walls, ceilings and battens; (d) covering joins and nail holes with wet plaster and sealing compounds, and smoothing them using wet brushes and sandpaper; (e) applying protective and decorative coverings of cement, plaster and similar materials to exterior building surfaces; (f) making and installing decorative plaster fixtures of fibrous plaster; (g) applying and finishing acoustic, insulating and fireproofing materials bonded with plaster, plastic cement and similar materials. Examples of the occupations classified here: - Dry wall plasterer - Fibrous plasterer - Ornamental plasterer - Plasterer - Solid plasterer - Stucco plasterer.

Insulation workers apply and repair insulating materials to buildings, boilers, pipes or refrigeration and air conditioning equipment. Tasks include - (a) cutting insulation material by size and shape; (b) applying slabs and sheets of insulating or sound-absorbing materials to walls, floors and ceilings of buildings; (c) blowing and packing insulating or sound-absorbing materials into cavities between walls, floors and ceilings of buildings with power-driven machines; (d) examining plans, specifications and work sites to determine the type, quality and quantity of insulation material required; (e) applying insulating materials to exposed surfaces of equipment such as boilers, pipes and tanks; (f) insulating refrigeration and air conditioning equipment. Examples of the occupations classified here: - Acoustic insulation worker - Boiler and pipe insulation worker - Insulation installer - Insulation worker - Refrigeration and air conditioning equipment insulation worker.

Glaziers measure, cut, finish, fit and install flat glass and mirrors. Tasks include - (a) selecting the type of glass to be used, cutting to right size and shape and installing in windows, doors, showers and partitions of buildings; (b) installing glass and mirrors in skylights, display cases, interior walls and ceilings; (c) installing or replacing windscreens in vehicles or boats; (d) creating decorative glass features such as glass walls, staircases, balustrades and stained-glass windows. Examples of the occupations classified here: - Autoglazier - Glazier - Roofing glazier - Vehicle glazier Some related occupations classified elsewhere: - Glass cutter - 7315 - Glass finisher - 7315.

Plumbers and pipe fitters assemble, install, repair and maintain pipe systems, drains, gutters, ducts and related fittings and fixtures for water, gas, drainage, sewerage, heating, cooling and ventilation systems, and for hydraulic and pneumatic equipment. Tasks include - (a) examining blueprints, drawings and specifications to determine the layout of plumbing and ventilation systems and materials required; (b) measuring, cutting, threading, bending, jointing, assembling, installing, maintaining and repairing pipes, fittings and fixtures of drainage, heating, ventilation, water supply and sewerage systems; (c) installing gas appliances, dishwashers and water heaters, sinks and toilets using hand and power tools; (d) laying clay, concrete or cast-iron pipes in ditches to form sewers, drains or water mains, or for other purposes; (e) inspecting, examining and testing installed systems and pipes, using pressure gauge, hydrostatic testing, observation or other methods. Examples of the occupations classified here: - Drain technician - Gas fitter - Pipe fitter - Pipe layer - Plumber - Ventilation pipe fitter Some related occupations classified elsewhere: - Air conditioning and refrigeration mechanics - 7127 Notes Installers of metal drains, gutters and ducts are classified in Unit Group 7126: Plumbers and Pipe Fitters. Workers who make sheet metal products for adaptation and installation plumbers are classified in Unit Group 7213: Sheet Metal Workers.

Air conditioning and refrigeration mechanics assemble, install, maintain and repair air conditioning and refrigeration systems and equipment. Tasks include - (a) interpreting blueprints, drawings and other specifications; (b) assembling, installing and repairing components such as compressors, motors, condensers, evaporators, switches and gauges for air conditioning and refrigeration systems; (c) connecting piping and equipment by bolting, riveting, welding or brazing; (d) testing systems, diagnosing faults and performing routine maintenance or servicing. Examples of the occupations classified here: - Air conditioning equipment mechanic - Refrigeration mechanic Some related occupations classified elsewhere: - Plumber and pipe fitter - 7126 - Ventilation pipe fitter - 7126.