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Elements and Performance Criteria

  1. Plan and organise the assessment.
  2. Gather and analyse information on thermal performance of existing residence.
  3. Assess options for improving thermal performance of existing residence.
  4. Report outcomes of thermal performance assessment of existing residence.
  5. Plan and organise the assessment.

Required Skills

Required skills

communication skills to interact with clients from diverse social economic and cultural backgrounds

decisionmaking and problemsolving skills to make recommendations based on information about the thermal performance of a planned or existing residence

literacy skills to

complete standard forms

generate business correspondence

prepare reports

read and interpret a variety of texts including legislation regulations and codes of conduct and ethical standards

numeracy skills to

take measurements

interpret different units of measurement

perform basic calculations associated with conducting a thermal performance assessment

planning organising and scheduling skills to undertake work related tasks such as

scheduling site inspections

conducting site visits within agreed timeframes

research skills to identify and locate documents and information on matters associated with building thermal performance such as climatic zones and thermal properties of building materials

technology skills to use

general purpose software packages

measuring instruments

timemanagement skills to complete assessment tasks in a time and cost efficient manner

Required knowledge

Australian climatic zones

climatic zones and characteristics

climate data used in thermal performance assessment

diurnal temperature range

humidity

irradiance

minimum and maximum temperature

solar geometry

wind speed and direction

building materials

constraints on choice of building materials

cost

practicality

size

space

embodied energy and life cycle properties of building materials

thermal performance properties of common building materials

building thermal performance

thermal performance principles

glazing shading and insulation for controlling temperature

orientation for heating

thermal mass for storing

ventilation for cooling

impact of building design and building materials on building thermal performance

relationship between building thermal performance and thermal comfort

thermal performance ratings

current rating requirements

documentation of ratings

legal requirements

uses

ways of improving thermal performance of existing residential buildings

draught proofing

glazing

insulation

landscaping and planting

shade

structural changes

ventilation

window and floor coverings

commonwealth state or territory and local government legislation and regulations impacting on thermal performance assessment related to

antidiscrimination and equal employment opportunity

building thermal performance

consumer protection fair trading and trade practices

employment and industrial relations

environment protection

occupational health and safety OHS

privacy

data collection tools and techniques

advantages and disadvantages of nonrating data collection tools and techniques

types of nonrating tools and techniques

energy and power

terminology

energy

energy efficiency

power

primary energy source

units of measurement

uses cost and environmental impact of energy in residential buildings

greenhouse gas emissions

relationship between building design energy consumption and greenhouse gas emissions

ways of reducing greenhouse gas emissions through building design

thermal comfort

definition of thermal comfort

physical factors that influence thermal comfort

requirement for thermal comfort

role of thermal comfort in building thermal performance assessments

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

This unit of competency could be assessed by the thermal performance assessment of an existing residence using nonrating tools and techniques

Critical aspects for assessment and evidence required to demonstrate competency in this unit

A person who demonstrates competency in this unit must be able to provide evidence of the required skills and knowledge specified in this unit

In particular the person should demonstrate the ability to

gather the building information required to conduct a thermal performance assessment of an existing residence

conduct a thermal performance assessment of an existing residence using nonrating tools and techniques

identify options for improving the thermal performance of an existing residence taking into account the type of building ownership of building cost and practicality

apply knowledge of

Australian climatic zones

building thermal performance principles

nonrating tools and techniques

passive energy design principles

relationship between building thermal performance and thermal comfort

thermal performance properties of common building materials

Context of and specific resources for assessment

Assessment of essential underpinning knowledge may be conducted in an offsite context and is to comply with relevant regulatory and Australian standards requirements

Resource implications for assessment include

nonrating tools

relevant codes standards and government regulations

access to residential buildings from which building information required for a building thermal performance assessment may be obtained

technology suitable for generating reports

technical reference library with current publications on

building design and materials

house energy rating schemes HERS

building thermal performance for existing buildings

Australian climatic zones

manufacturers product information on building products and materials

Method of assessment

Assessment methods must

satisfy the endorsed Assessment Guidelines of the CPP Property Services Training Package

satisfy the endorsed Assessment Guidelines of the CPP07 Property Services Training Package

include direct observation of tasks in real or simulated work conditions with questioning to confirm the ability to consistently identify and correctly interpret the essential underpinning knowledge required for practical application

reinforce the integration of employability skills with workplace tasks and job roles

confirm that competency is verified and able to be transferred to other circumstances and environments

Guidance information for assessment

This unit could be assessed on its own or in combination with other units relevant to the job function for example

CPPHSAA Assess household energy use

CPPHSA4001A Assess household energy use

CPPHSAA Assess household waste generation and management

CPPHSA4002A Assess household waste generation and management

CPPHSAA Assess household water use

CPPHSA4003A Assess household water use.

Reasonable adjustments for people with disabilities must be made to assessment processes where required This could include access to modified equipment and other physical resources and the provision of appropriate assessment support

Assessment processes and techniques should as far as is practical take into account the language literacy and numeracy capacity of the candidate in relation to the competency being assessed


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included.

Need for assessing thermal performance of an existing residential building may include assessment for:

building design, renovation or retrofit advice purposes

determining thermal performance profile and identifying opportunities for improving thermal performance

legislative, regulatory and compliance purposes.

Residential building refers to:

any building categorised as Class 1, 2, 4 and 10a of the Building Code of Australia or in accordance with jurisdictional requirements.

Client may include:

builder

community organisation

construction manager

government agency

house owner

landlord

property developer

property manager

real estate agent

tenant.

Effective communication strategies may include:

active listening

being non-judgemental

exploring problems

expressing an individual perspective

providing sufficient time for questions and responses

providing summarising and reflective responses in conflict situations

using appropriate words, behaviour and posture

using clarifying, summarising questions

using clear and concise language

using culturally appropriate communication

using plain English

using verbal and non-verbal communication.

Commonwealth, state or territory, and local government legislation and regulations, and industry ethical and conduct standards may include:

building thermal performance

environment protection

ethical behaviour

fair trading and consumer protection:

confidentiality

conflict of interest

duty of care

non-discriminatory practices

privacy

residential tenancies

home sustainability program-specific code of conduct

OHS

thermal performance assessment:

accreditation

assessment procedures

certification

documentation.

Issues may include:

basis for need to conduct thermal performance assessment

information required by thermal performance assessor from client

information that thermal performance assessor is required to document

objectives of thermal performance assessment

privacy of non-participating household members.

Hazards may include:

confined spaces

electricity

fire

harassment, bullying and/or violence involving co-workers or customers

hazardous substances:

asbestos

biological products

blood products

broken metal

chemicals

electrical wiring

fibres

fumes

gases

glass

insulation

leaking containers

oil and petrol

heat:

burns

scalds

manual handling:

carrying

lifting

pulling

pushing

machinery, including powered and non-powered equipment

skin penetrating injuries:

knives

sharps

syringes

waste

work environment:

access

animals

dust

floor surfaces

lighting

noise

smoking

temperature

trips and falls

working alone

working at heights

ventilation.

Assessment documentation may include:

building details

building plans and specifications

checklists

client details

company promotional materials

contact details

photographic evidence

risk assessment

site details.

Tools, equipment and other requirements may include:

calculator

clipboard

collection containers

compass

digital camera

ladder

personal protective equipment (PPE):

dust masks

eye protection

headwear

gloves

overalls

safety shoes and work boots

reference manuals

simple thermal performance calculator

tape measure

thermometer

timers

torch.

Information that should be obtained prior to assessment may include:

house construction details:

age

floor area

insulation

materials

number of storeys

household members:

age

number.

Details of assessment may include:

address and postcode of residence

assessor name and contact details

cost of assessment

date and time of assessment

duration of assessment.

Information may include:

air leakage features:

fans

wall vents

attachments to other buildings externally

construction materials

glazing

insulation levels:

ceiling

floors

walls

orientation

overshadowing

shading

thermal mass

ventilation

window size and type

zoning and layout.

Data collection tool may include:

checklists and forms

questionnaires

self-assessment forms

simple thermal performance calculator

tables.

Sources of technical advice on building thermal performance may include:

architects

builders

building designers

building thermal performance assessors

colleagues

consultants

engineers

government agencies

professional associations

research bodies

supervisors

suppliers of products related to building thermal performance.

Options for improving thermal performance and reducing emissions of the residence may include:

air leakage reduction

draught proofing

floor coverings

glazing

insulation levels

internal and external window coverings

landscaping and planting

shade

structural changes

ventilation.

Evaluation is based on:

availability of rebates and other assistance programs

cost

ownership of building

practicality

type of building.