Retrofit and decarbonisation: it’s time to rethink the route to scale

Retrofit with purpose: rethinking decarbonisation and design Across the UK, the call for mass retrofit grows louder by the month. Buildings account for around 40 per cent of our carbon emissions, and if we are serious about meeting net zero targets, large-scale retrofit is non-negotiable. Yet despite the ambition, the path we are currently paving could make true scale impossible. From May 29, 2025, new rules in England require all new Air Source Heat Pump (ASHP) installations to comply with the MCS 020a standard, but the new rules will not come into effect until May 29, 2026. From this date, all air source…
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Celebrating PRL’s 18 years of green innovation and sustainability

The PRL Pioneers This autumn, PRL marks a significant milestone: 18 years of pioneering in both the public and private sectors. Since its inception, PRL has been an innovator, creating retrofit solutions that address the evolving needs of buildings, large and small. Its mission: to provide solutions that enhance efficiency, reduce environmental impact, and support sustainability goals. PRL and the Public Sector: Innovation for the greater good The ambition was always to work within the public sector for the greater good. The projects are always challenging, and are designed to help society as a whole have options that are more…
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Why the UK’s new-build towers are becoming summer ovens

Life inside a heat trap As we discussed in a previous Blog Post, groups of tall buildings are prone to the Urban Heat Island (UHI) effect - which happens because materials like concrete and asphalt absorb and retain heat. A recent headline caught our eye. It refers to what happened last June when a warning was stuck to the window of a flat in Leaside Lock, East London, reading: "DO NOT BUY THESE FLATS. TOO HOT." The photo has been shared over half a million times: Picture Credit: Aidan Sheehan Twelve months later, after the UK recorded its second-warmest June and…
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