RetrofitIQ — Building Performance Diagnostics & Remediation in London

RetrofitIQ (operated by G.A.S General Building Services Ltd) is a London-based Building Performance Diagnostics & Remediation company led by Certified Passive House Designer George Sora.

We follow a single coordinated process — Investigate → Diagnose → Design → Remediate → Verify — covering thermal imaging surveys, blower door / airtightness testing, smoke tracing, condensation and moisture investigations, indoor air quality assessments, internal & external wall insulation retrofit, soundproofing and Passive House design across Greater London, Essex, Kent, Surrey and Hertfordshire.

One Company. One Process. One Point of Responsibility.

Contact: info@retrofitiq.co.uk · 0753 824 3578.

Services

Service areas

London
Central London
East London
North London
South London
West London
Essex · Kent · Surrey · Hertfordshire

Knowledge Centre

View real Retrofit IQ Investigations · Projects map · Verified Checkatrade and MyBuilder reviews · Book a survey

0753 824 3578 info@retrofitiq.co.uk

London · Essex · Kent · Surrey · Hertfordshire · Certified Passive House Designer · Fully Insured

Building Performance

CertifiedPassive House Designer

Ceiling / external-wall junction

Ceiling / external-wall junction — repeated cold spots along the perimeter line

Ceiling / external-wall junction — repeated cold spots along the perimeter line Surface temperature range: 18.9 °C → 23.1 °C.

Air Leakage

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