
Retrofit delivery teams need tools that build confidence
You are responsible for delivering compliant, effective fabric upgrades across large portfolios of homes, while reassuring households, funders and stakeholders that the right decisions are being made.
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Many of the tools in common use today weren't designed for this level of assurance:
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​EPCs are modelled estimates, not measures of real-world asset condition​
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Archetypes group homes into averages, masking variation in real building performance​
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IoT sensors capture in-home conditions, but don't explain fabric performance or root causes​
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Manual surveys are time-intensive and difficult to standardise at scale
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What's missing is a scalable, objective way to understand how buildings are actually performing, and to evidence that understanding clearly.
Maesin gives you clarity, speed and proof
Maesin transforms external thermal imaging into clear, consistent evidence of building performance, with PAS 2035-aligned documentation you can rely on. So you can:
Prioritise fabric performance concerns so funding is directed where it matters most
Produce auditable, defensible recommendations that stand up to scrutiny and funding review
Scale up delivery without increasing rework or operational overhead
By grounding decisions in real building performance, Maesin helps retrofit teams focus investment where it delivers the greatest benefit, and avoid wasted spend on ineffective measures.
Thermal insights that support confident Net Zero delivery

Intelligent booking
Smart scheduling based on location and weather conditions, ensuring surveys are carried out under suitable conditions for reliable results.
Streamlined data capture
Non-invasive, nighttime thermal imaging carried out by Maesin's vetted drone partners across the UK, with minimal disruption to households.


AI-powered analysis and expert validation
Standardised thermal analysis aligned with ISO 6781, combining AI-assisted processing with expert validation for consistent, auditable results.
User-friendly reporting
Clear, user-friendly reports with tailored views for retrofit teams and households, supporting transparency and confidence at every stage of the retrofit journey.


Portfolio-level insights
Portfolio-level dashboards for tracking real building performance, helping teams plan area-wide programmes and target investment where it will have the greatest impact.
How retrofit teams use Maesin
For retrofit programmes managers
Plan and prioritise with confidence
Maesin helps programme managers understand real building performance across portfolios, so funding is targeted where it will have the greatest impact, and limited budgets aren’t wasted on ineffective measures.
For PAS 2035 retrofit coordinators and retrofit assessors
Evidence you can stand behind
Standardised thermal analysis and PAS 2035-aligned reporting support compliant decision-making, clear audit trails and defensible recommendations at every stage of the retrofit process.
For contractors and delivery partners
Validate work without friction
Non-invasive thermal surveys provide a practical way to confirm fabric performance before and after retrofit, reducing rework, disputes and uncertainty about outcomes.
For councils and housing providers
Reassure households and stakeholders
Clear, resident-friendly reports help teams explain decisions, set expectations and demonstrate that retrofit work is being delivered thoughtfully and responsibly.