Case Study - Boiler Replacement at Erasmus Darwin House
Erasmus Darwin House – Grade 1 Listed Museum in Lichfield
The Challenge
Erasmus Darwin House, the historic home of the renowned physician, inventor, and grandfather of Charles Darwin, required urgent heating upgrades. Two of the four gas boilers had become unreliable after 25 years of service, affecting the efficiency of the heating system. As a Grade 1 listed building, any changes had to be carefully managed to preserve the historic fabric of the property.
Why Harnce Heating & Plumbing?
Many well-known energy providers were unable to install new boilers in commercial properties. After listing the job on Checkatrade, Erasmus Darwin House received several responses, Harnce are based in Lichfield, a family run business with over 20 years experience and were selected by the committee due to its competitive quote, professional approach, and experience with heritage buildings.
The Process
Harnce conducted a site visit and provided expert recommendations tailored to the museum’s needs. The installation process was seamless, with minimal disruption to the daily operations of the museum. The team worked carefully within the constraints of a historic site, ensuring all work met conservation requirements.
The Solution & Impact
Harnce replaced the aging boilers with modern, energy-efficient models, significantly improving reliability and heating performance. The museum also opted for Harnce’s monthly Members Club service plan, which includes regular maintenance and Gas Safety Certificates for all four boilers.
Client Testimonial
“We would highly recommend Harnce Heating & Plumbing. The service was professional, the installation was quick, and the new boilers are much more efficient. Having everything managed under one roof, from installation to servicing, has been a real benefit to us.” Marie Burbage - Manager
Preserving the Past, Preparing for the Future
As a museum celebrating the legacy of Erasmus Darwin, it was essential that any work undertaken respected the building’s historical significance. Harnce Plumbing & Heating’s expertise ensured that the upgrade was not only effective but also sympathetic to the heritage of the property.
Erasmus Darwin House continues to welcome visitors, now with a more reliable and energy-efficient heating system, ensuring the comfort of guests while preserving an important piece of history.

