Level 4 Certificate in Retrofit Assessment | Live Online Training

Take the next step in your retrofit career with our Level 4 Certificate in Retrofit Assessment – Live Online Training.

Delivered by experienced industry professionals, this interactive online course equips you with the knowledge and practical skills needed to carry out domestic retrofit assessments in accordance with PAS 2035. Through live tutor-led sessions, you'll learn how to assess existing homes, gather accurate property information and produce the evidence required to support compliant whole-house retrofit projects.

One of the key advantages of choosing Ozone Group is the flexibility offered after qualification. While some training providers deliver courses linked to a specific accreditation provider, our qualification is not tied to a single accreditation scheme. Once qualified, you are free to apply to the approved Retrofit Assessor accreditation scheme that best meets your professional or business requirements, giving you greater choice and flexibility as your career develops.

Throughout the course, you'll develop a thorough understanding of building physics, heat loss, ventilation, moisture management and the whole-house approach to retrofit. You'll also receive practical training in carrying out retrofit assessments, producing Energy Reports, Occupancy Assessments and Condition Reports, creating floor plans, collecting photographic evidence and using industry-standard retrofit assessment software.

Whether you're an experienced Domestic Energy Assessor looking to expand your services or a property professional entering the growing retrofit sector, this qualification provides the practical skills and industry knowledge needed to work confidently within the UK's energy efficiency and domestic retrofit industry.

Following the live online training, you'll continue to receive access to our online learner portal, comprehensive course resources and dedicated tutor support while completing your portfolio, ensuring you're fully prepared for qualification and your chosen accreditation pathway.

To achieve the Level 4 Certificate in Retrofit Assessment, you'll complete a portfolio of written assignments together with practical property assessment activities that demonstrate your competence in carrying out domestic retrofit assessments in accordance with current industry standards and PAS 2035.

Throughout your qualification, you'll receive ongoing support from your dedicated tutor, who will guide you through your assignments, practical property assessments, evidence collection, retrofit assessment software and portfolio requirements, ensuring you have the knowledge and confidence to successfully complete your qualification.

Your portfolio includes a combination of written assignments, practical case studies, Energy Reports, Occupancy Assessments, Condition Reports, floor plans, photographic evidence and industry software outputs. Every submission receives detailed feedback, and where further evidence is required, you'll have the opportunity to improve and resubmit your work until the required standard has been achieved.

For a full breakdown of the modules you'll study and the portfolio activities you'll complete, please visit our Retrofit Course Modules and Portfolio & Assessments pages.