Cozy terraced town houses covered with beautiful wisteria sinensis in Kensington and Chelsea, London, England, UK.

Integrated insulation , ventilation and restoration specialists for period and listed properties

Beautiful, comfortable period homes

Imagine if your period home was warmer in winter, cooler in summer, with no signs of damp or mould? We help you protect your home’s historic fabric while transforming comfort, air quality and energy efficiency.

Period and listed properties often suffer from:

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These are not usually simply “old house quirks,” they could be signs your home is losing heat – and not ‘breathing’ as it should​.

Comfort and preservation must work together
In period and listed homes, insulation and ventilation shouldn’t be treated separately. Insulation keeps warmth in during winter and reduces heat loss, thereby saving energy. Ventilation can remove excess moisture, stabilise humidity and prevent overheating. Working  together, they:

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With over 15 years of practical experience working in the most beautiful heritage properties in the country, this integrated approach, applied with care and respect for your building’s aesthetic, to high standards of craftsmanship, is what sets Mitchell & Dickinson apart.
A coordinated approach to building health.
We start every project with an expert survey. Because no two period homes are the same. From there, we design a tailored combination of:

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All working together. Not as separate products — but as one integrated approach.
The result?
A warmer, more comfortable home, lower energy use, improved air quality and a healthier building .
Ultimate Guide to Secondary Glazing for Sash Windows
Ultimate Guide to Secondary Glazing for Sash Windows

Secondary glazing for sash windows offers a smart retrofit: an extra interior pane that keeps the original window fully intact yet delivers modern performance.

Designed for homes with history
Our clients are custodians as much as homeowners. They care about:

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Customer stories
Professional Partnerships
A trusted partner in heritage projects for architects, building and facilities professionals. Architects and conservation professionals rely on us for:

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We collaborate early - often pre-design - to ensure, thermal performance, ventilation and moisture considerations as well as heritage protection are aligned from the outset .