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Construction and the built environmentLevel 2Green occupationOCC0270C · ST0270

Roofer - Waterproof membranes installer

Core building tradesperson · Technical · Onsite Construction

The official framework — 63 requirements.

Every Knowledge, Skill and Behaviour below is the verbatim regulatory text of the Roofer apprenticeship standard (v1.1). On EngTree, each one becomes a node — verified knowledge entries, training modules and End-Point Assessment evidence all map back to it. This standard has options — requirements marked with an option name apply to that pathway only.

Knowledge (25)

What the apprentice must understand

  • K1

    The principles of health, safety and welfare, employment law, and how these are applied in the workplace

  • K2

    The different techniques and methods used to move, handle and store materials

  • K3

    How to interpret and use relevant product information and specifications

  • K4

    The standards and codes of practice that apply to roofing

  • K5

    How to calculate quantity, length, area and wastage of resources

  • K6

    The principles of condensation, the factors involved and standard methods of control in roofs

  • K7

    The principles of insulation and effects on heat loss in roofs

  • K8

    Basic drawings and how to calculate material quantities from given information

  • K9

    The principles relating to common defects, and the repair and maintenance of roofs

  • K10

    Why, when and how health and safety control equipment should be used when undertaking roofing work (e.g. personal protective equipment (PPE) and respiratory protective equipment (RPE)

  • K11

    How to use, maintain and store hand tools, power tools and associated equipment

  • K12

    How to work safely at height and use access equipment

  • K13

    The needs of other workers and how to work effectively with others

  • K14

    The characteristics, quality, uses, sustainability, limitations and defects associated with roofing products and components used in their own specialism and the wider roofing industry

  • K23

    The principles of sheeting and cladding and how they are applied in routine tasks, to include, assessing structures, removal of existing materials, installing insulation, installing main roof coverings to include composite, standing seam, secret fix, single-skin, fibre cement, and built up systems, flashings, fixings, fittings and components, ventilation systems and roof lights

    Roof Sheeter & Cladder
  • K24

    Asbestos awareness

    Roof Sheeter & Cladder
  • K25

    How to requisition sheeting and cladding materials

    Roof Sheeter & Cladder
  • K15

    The principles of slating and tiling and how they are applied in routine tasks, such as, setting out roofs, installing insulation, underlay and other background materials, installing main roof coverings, fixings, fittings and components, ventilation and dry fix systems, roof windows, mixing and applying mortar and installing pre-formed lead and/or proprietary flashings

    Roof Slater & Tiler
  • K16

    How to use key dimensions relating to batten gauges and minimum and maximum head lap

    Roof Slater & Tiler
  • K17

    How to strip and reclaim slates, tiles and fittings for re-use

    Roof Slater & Tiler
  • K18

    How to check areas to be covered, including correct installation of cavity trays, fascia board height, barge boards, hip and valley construction, penetrations, and masonry

    Roof Slater & Tiler
  • K19

    How to requisition slating and tiling materials, such as tiles, slates, underlay, battens, fixings and related materials, fittings and components

    Roof Slater & Tiler
  • K20

    The principles of membrane waterproofing systems and how they are applied in routine tasks, such as, preparing surfaces, installing insulation, installing background materials, installing main roof coverings to include bitumen membranes, single ply and liquid applied systems, fixings, fittings and components, roof windows and lights

    Waterproof Membranes Installer
  • K21

    How to requisition membrane waterproofing materials, such as bitumen membranes, single-ply, liquid applied systems and related materials, fittings and components

    Waterproof Membranes Installer
  • K22

    The differences between and the characteristics of warm, cold and inverted (waterproofing layer as the base) roofs

    Waterproof Membranes Installer

Skills (31)

What the apprentice must be able to do

  • S1

    Work safely and be aware of key health, safety and welfare issues

  • S2

    Plan and carry out their work to commercial standards of quality and speed

  • S3

    Move, handle and store resources, complying with relevant legislation and guidance

  • S4

    Interpret and follow verbal and written work instructions from trade supervisors and site managers

  • S5

    Select the required materials and resources to carry out the work

  • S6

    Set up, check and operate plant and/or equipment

  • S7

    Install related materials and components to a given specification

  • S8

    Use, maintain and store hand tools, power tools and associated equipment

  • S9

    Access, interpret and use drawings and specifications to carry out work

  • S10

    Carry out a range of job tasks including measuring, marking out, fitting, finishing, positioning and securing

    Roof Sheeter & Cladder
  • S17

    Carry out a range of job tasks including measuring, marking out, fitting, finishing, positioning and securing

    Roof Sheeter & Cladder
  • S26

    Carry out a range of job tasks including measuring, marking out, fitting, finishing, positioning and securing

    Roof Sheeter & Cladder
  • S27

    Assess suitability of structure to receive cladding materials

    Roof Sheeter & Cladder
  • S28

    Install built-up, standing seam, secret fix, composite and fibre-cement systems and rainwater goods

    Roof Sheeter & Cladder
  • S29

    Maintain, repair and over-sheet existing roofs

    Roof Sheeter & Cladder
  • S30

    Install flashings, vents, fittings and components as appropriate to the specification.

    Roof Sheeter & Cladder
  • S31

    Work around penetrations and upstands

    Roof Sheeter & Cladder
  • S11

    Install plain tiles, interlocking tiles, natural slates and fibre-cement slates

    Roof Slater & Tiler
  • S12

    Install underlay, battens and related roofing components

    Roof Slater & Tiler
  • S13

    Install pre-formed lead and/or proprietary flashings

    Roof Slater & Tiler
  • S14

    Install dry and wet fixed products to verges, hips, ridge and valleys

    Roof Slater & Tiler
  • S15

    Install insulation and ventilation products for warm and cold roof construction

    Roof Slater & Tiler
  • S16

    Install roof windows and flashing kits

    Roof Slater & Tiler
  • S18

    Clean, dry and prepare surfaces for specified system

    Waterproof Membranes Installer
  • S19

    Install vapour control layers to prevent vapour coming through the building to protect insulation

    Waterproof Membranes Installer
  • S20

    Install mechanically fixed and/or adhered insulation as required by the given specification

    Waterproof Membranes Installer
  • S21

    Install reinforced bitumen, single-ply and liquid applied waterproofing systems

    Waterproof Membranes Installer
  • S22

    Terminate waterproofing systems at the perimeter upstands and/or open edges to the given specification

    Waterproof Membranes Installer
  • S23

    Maintain and repair flat and/or pitched roofs (in excess of 10 degrees)

    Waterproof Membranes Installer
  • S24

    Install perimeter details (edge trims, counter flashings termination bars)

    Waterproof Membranes Installer
  • S25

    Work around outlets, pipes, soil and vent fittings, safety systems and roof lights

    Waterproof Membranes Installer

Behaviours (7)

How the apprentice must conduct themselves

  • B1

    Effective communication: oral, written, listening, body language, presentation

  • B2

    Team work: work effectively with others with limited supervision

  • B3

    Independent working: take responsibility for completing own work

  • B4

    Logical thinking: use clear and valid reasoning when making decisions

  • B5

    Working effectively: undertake the work in a reliable and productive manner

  • B6

    Time management: use own time effectively to complete the work on schedule

  • B7

    Adaptability: be able to adjust to changes to work instructions

This framework is where Pathways
meets verified knowledge.

Scenarios practise these requirements. Verified entries teach them. The evidence portfolio proves them. One spine, three surfaces.