Stage 1 Retrofit Assessment (PAS 2035)
A clear, structured Stage 1 Retrofit Assessment that helps you understand your property before planning insulation, heating or ventilation upgrades. Ideal for early‑stage retrofit projects and coordinator‑led pathways.
Ideal for planning insulation, heating and ventilation upgrades
Early‑stage assessment to understand property condition and performance
Clear, structured reporting aligned with PAS 2035 pathways
Supports coordinators, homeowners and landlords preparing retrofit works
Trusted & Accredited
What Is the Stage 1 Retrofit Assessment?
A detailed on-site survey that evaluates your property’s construction, energy performance, ventilation, and condition before any retrofit work is designed.
Ideal for EPC improvements, upgrade planning, and early-stage retrofit decisions.
ENERGY SURVEY
OCCUPANCY
CONDITION
VENTILATION
What This Package Includes
RdSAP Energy Survey
- Full property measurement
- Construction type analysis
- Heating, insulation, glazing, lighting review
Occupancy Assessment
- Occupancy patterns
- Heating & ventilation behaviour
- Energy usage patterns
Building Condition Survey
- Damp, mould & moisture risks
- Structural considerations
- Suitability for insulation upgrades
Ventilation Assessment
- Existing ventilation systems
- Moisture risk evaluation
- Ventilation improvement considerations
These components reflect the standard Retrofit Assessment dataset used in PAS 2035 projects.
Your Retrofit Assessment Report
What’s included in your report
- Property construction summary
- Energy performance overview
- Ventilation & moisture risk review
- Insulation opportunities
- Heating system observations
- Improvement opportunity summary
How this helps you
- Understand upgrade options
- Prepare for EPC improvements
- Plan future retrofit work
What This Package Does NOT Include
To remain compliant with PAS 2035, this service does not include:
- Retrofit design
- PAS 2035 coordination
- Technical retrofit specifications
- Grant scheme management
These services require a Retrofit Coordinator and Retrofit Designer.
Who Benefits From This Assessment?
Landlords
- Planning EPC improvements
- Reviewing multiple properties
- Budgeting upgrades
Homeowners
- Planning insulation or heating upgrades
- Understanding retrofit risks
- Preparing for renovation
Property Investors
- Assessing improvement potential
- Evaluating upgrade costs
- Understanding long-term energy performance
Optional Add-On Packages
EPC + Retrofit Assessment Bundle
Single visit for both services.
- EPC certificate
- Stage 1 Retrofit Assessment report
- Improvement opportunity overview
A Clear Upgrade Path for Landlords
The Stage 1 Retrofit Assessment is a detailed property survey that identifies energy improvement opportunities before any retrofit work is designed. It helps landlords understand insulation, heating and ventilation upgrades that could improve EPC ratings and reduce energy costs.
Areas Covered
Brentwood • Essex • East London • North London • Greater London • Romford • Chelmsford • Basildon • Southend