Retrofit Assessor Training (PAS 2035)

The Standard for Domestic Energy Retrofit Assessment.

Duration3 Days Blended
LevelLevel 3 Equivalent
Accredited ByLCL Awards / Stroma
Cost£599 + VAT

Online Training Webinars

All Retrofit Assessment work must be carried out in-line with the PAS 2035 Standard Framework which sets out how TrustMark holders must comply during the Retrofit Assessment process.

Our PAS 2035 training upskills current Domestic Energy Assessors (DEAs) and Green Deal Advisors (GDAs) to undertake Retrofit Assessment work within the PAS 2035 Standard Framework.

Delivered by experienced trainers, the course covers the essential elements of the Retrofit Assessor role, including the completion of a mock Retrofit Assessment Report and a multi-choice exam.

After you complete and pass the exam, you will be eligible to join the Stroma Certification Retrofit Assessor Certification Scheme and begin carrying out Retrofit Assessment work in domestic buildings.

  • Introduction to BS 7913 traditional construction
  • Additional requirements under PAS 2035 Path C
  • Overview and differences between SAP and PHPP

The Retrofit Assessor Training

The Retrofit Assessor Training (Upskill) takes place over a 2-day period. A small amount of pre-course reading is required and the reading list is sent before the course begins.

Course Fees & Details

Retrofit Assessor Training: £350 + VAT each.

Domestic Energy Assessor (DEA) training is also available as a 3-day online option or a 5-day online option with portfolio support.

  • DEA 3 Days Online: £890 + VAT
  • DEA 5 Days Online with portfolio: £1,390 + VAT

The Online Assessor Training Course

The retrofit assessor course can be completed in 2 days and is divided into the following parts.

Day 1

  • PAS 2035 overview, the other roles, and the link to PAS 2030
  • TrustMark overview, including the data warehouse
  • Energy efficiency advice, including government approved and endorsed services
  • The benefits of whole house retrofit
  • Evidence requirements
  • Risk assessment, Paths A, B and C, and the impact on assessors
  • Heritage buildings
  • Planning constraints and site constraints
  • Requirements of scheme membership including CPD, COC, and insurance
  • How to identify existing energy efficiency measures
  • Structural defects
  • Building structure
  • U-values and linear thermal bridging
  • Solar gain and heat gains
  • Condition report
  • RdSAP, including additional data where necessary

Day 2

  • Completion of a mock full report that can be sent to the coordinator
  • Multi-choice exam, with time allowed for anyone needing to re-sit

Course Delivery and Support

The virtual classroom course is delivered via webinar over two consecutive days with a live trainer. Learners and the trainer connect via video link, and each participant is sent a simple join link ahead of the session.

You will have full access to the interactive session, with tutoring and case studies completed online in real time alongside your trainer and fellow learners.

After You Qualify

After successful completion of your training, you can join Stroma to carry out Retrofit Assessment work under a TrustMark approved scheme.

You will also gain access to popular member benefits, including technical support, business insurance, and regular CPD sessions.

Our Accreditations & Certifications

Infinity Energy Organisation Ltd is an accredited training provider, recognised by leading industry and certification bodies.

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