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The RDA Blog
RDA is a leader in Passivhaus and EnerPHit design. Here we share our advice and expertise from over 25 years of leading sustainable architecture.

By Richard Dudzicki
•
June 18, 2026
We are pleased to announce that planning approval has been secured for Wedged House . A conversion of a three-storey commercial building with basement accommodation into a single dwelling. The project presented a number of design challenges, including an unusual triangular footprint, limited access to natural daylight and an inefficient internal arrangement. Through a comprehensive internal reconfiguration, the proposal transforms the building into a bright and functional home while working entirely within the existing building envelope.

By Richard Dudzicki
•
May 13, 2026
On March 25th, New London Architecture’s Coffee Conversation brought together a cross section of voices from architecture, planning, development and policy to discuss one of the most urgent questions facing London today: how can small and difficult urban sites make a meaningful contribution to our housing crisis?

By Richard Dudzicki
•
March 27, 2026
Between History and Innovation: Learning from Mexico City Richard recently travelled to Mexico City with the Architects Marketing Group for a series of intensive workshops exploring the intersection of marketing and artificial intelligence within architectural practice.

By Richard Dudzicki
•
March 10, 2026
On 25 March, Richard will be speaking at NLA’s Coffee Conversation about how London’s most constrained and overlooked sites can play a role in addressing both the housing crisis and the climate emergency. Across the city, small and fragmented plots are often dismissed as too difficult to develop. Backland sites, former garages and leftover spaces within established neighbourhoods are frequently overlooked by conventional development models. Yet collectively they represent a significant and largely untapped opportunity.

By Richard Dudzicki
•
March 3, 2026
There is a particular responsibility that comes with working on an existing building. The Old Timberyard , a former Victorian workshop, offered the opportunity to demonstrate how careful retrofit can honour heritage whilst delivering genuine long-term performance. Behind its retained brickwork and historic fabric sits a carefully executed EnerPHit upgrade. This was not about surface improvements, but a rigorous, fabric-first transformation, reworking a cold, underperforming structure into a comfortable, resilient and low-energy building fit for contemporary use.
By Richard Dudzicki
•
March 3, 2026
Three weeks ago, Heather Faulding and I had the pleasure of presenting at the NLA’s technical briefing on Retrofit and Reuse a CPD-certified webinar on low-energy & high-performance buildings. It was a fantastic session spotlighting some of the most innovative retrofit work. Heather shared her incredible project for Daily Paper in New York: a powerful example of creative reuse, transforming a crumbling structure using over 7,500 soda cans crafted by local communities. The shimmering façade reflected not only light but the heritage of African beadwork a story of culture and circularity woven into architecture.

By Richard Dudzicki
•
February 13, 2026
We’re excited to share our refined Project Planning Pack, designed to support anyone preparing to embark on a design or building project. Planning ahead is one of the most important steps in ensuring a successful project . This clear, easy-to-follow resource helps you reduce risk , improve your design outcomes, and gain a better understanding of costs and the architect’s role in the process. It also introduces core design principles and provides tools to assess where you’re at before you begin, giving you confidence in every decision. Whether you’re a first-time homeowner, an experienced developer, or simply exploring ideas for a renovation or new build, this pack is an essential companion for your project journey. What’s included: • A structured framework to plan and organise your project • Guidance on core design principles • Insights into costs and the architect’s role • Tools to assess your project readiness We’ve refined this pack to be practical, user-friendly, and aligned with real-world architectural practice. Our goal is to give you clarity, reduce uncertainty, and make the design process as smooth as possible . Access the full Project Planning Pack here:

By Richard Dudzicki
•
June 18, 2026
We are pleased to announce that planning approval has been secured for Wedged House . A conversion of a three-storey commercial building with basement accommodation into a single dwelling. The project presented a number of design challenges, including an unusual triangular footprint, limited access to natural daylight and an inefficient internal arrangement. Through a comprehensive internal reconfiguration, the proposal transforms the building into a bright and functional home while working entirely within the existing building envelope.

By Richard Dudzicki
•
May 13, 2026
On March 25th, New London Architecture’s Coffee Conversation brought together a cross section of voices from architecture, planning, development and policy to discuss one of the most urgent questions facing London today: how can small and difficult urban sites make a meaningful contribution to our housing crisis?

By Richard Dudzicki
•
March 27, 2026
Between History and Innovation: Learning from Mexico City Richard recently travelled to Mexico City with the Architects Marketing Group for a series of intensive workshops exploring the intersection of marketing and artificial intelligence within architectural practice.

By Richard Dudzicki
•
March 10, 2026
On 25 March, Richard will be speaking at NLA’s Coffee Conversation about how London’s most constrained and overlooked sites can play a role in addressing both the housing crisis and the climate emergency. Across the city, small and fragmented plots are often dismissed as too difficult to develop. Backland sites, former garages and leftover spaces within established neighbourhoods are frequently overlooked by conventional development models. Yet collectively they represent a significant and largely untapped opportunity.

By Richard Dudzicki
•
March 3, 2026
There is a particular responsibility that comes with working on an existing building. The Old Timberyard , a former Victorian workshop, offered the opportunity to demonstrate how careful retrofit can honour heritage whilst delivering genuine long-term performance. Behind its retained brickwork and historic fabric sits a carefully executed EnerPHit upgrade. This was not about surface improvements, but a rigorous, fabric-first transformation, reworking a cold, underperforming structure into a comfortable, resilient and low-energy building fit for contemporary use.
By Richard Dudzicki
•
March 3, 2026
Three weeks ago, Heather Faulding and I had the pleasure of presenting at the NLA’s technical briefing on Retrofit and Reuse a CPD-certified webinar on low-energy & high-performance buildings. It was a fantastic session spotlighting some of the most innovative retrofit work. Heather shared her incredible project for Daily Paper in New York: a powerful example of creative reuse, transforming a crumbling structure using over 7,500 soda cans crafted by local communities. The shimmering façade reflected not only light but the heritage of African beadwork a story of culture and circularity woven into architecture.

By Richard Dudzicki
•
February 13, 2026
We’re excited to share our refined Project Planning Pack, designed to support anyone preparing to embark on a design or building project. Planning ahead is one of the most important steps in ensuring a successful project . This clear, easy-to-follow resource helps you reduce risk , improve your design outcomes, and gain a better understanding of costs and the architect’s role in the process. It also introduces core design principles and provides tools to assess where you’re at before you begin, giving you confidence in every decision. Whether you’re a first-time homeowner, an experienced developer, or simply exploring ideas for a renovation or new build, this pack is an essential companion for your project journey. What’s included: • A structured framework to plan and organise your project • Guidance on core design principles • Insights into costs and the architect’s role • Tools to assess your project readiness We’ve refined this pack to be practical, user-friendly, and aligned with real-world architectural practice. Our goal is to give you clarity, reduce uncertainty, and make the design process as smooth as possible . Access the full Project Planning Pack here:


